{"id":52609,"date":"2026-04-16T09:31:14","date_gmt":"2026-04-16T14:31:14","guid":{"rendered":"https:\/\/wildlifepreservation.qa.caorda.com\/?p=52609"},"modified":"2026-04-22T10:11:44","modified_gmt":"2026-04-22T15:11:44","slug":"breeding-endangered-species-oregon-spotted-frog","status":"publish","type":"post","link":"https:\/\/wildlifepreservation.ca\/fr\/blog\/breeding-endangered-species-oregon-spotted-frog\/","title":{"rendered":"L'\u00e9levage d'une esp\u00e8ce en voie de disparition"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-9jnscp8-50d04a347c88a16472564cc169f68a23 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_section  avia-builder-el-first  blog-inner avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-52609'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9e0lr5-2f7d9ce1b00f2801a90fd6dcb0ae981d\">\n.avia-image-container.av-mm9e0lr5-2f7d9ce1b00f2801a90fd6dcb0ae981d img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-mm9e0lr5-2f7d9ce1b00f2801a90fd6dcb0ae981d .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-mm9e0lr5-2f7d9ce1b00f2801a90fd6dcb0ae981d av-styling- avia-align-center  avia-builder-el-1  el_before_av_heading  avia-builder-el-first  inner-blog-banner-full-width-img'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-52619 avia-img-lazy-loading-not-52619 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_FrogInHand_AGielens.jpg' alt='' title='Comment \u00e9lever une esp\u00e8ce en danger d&#039;extinction Grenouille dans la main OSF_AGielens'  height=\"738\" width=\"1019\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9db5sn-e01486ea267d084847aa73d1ee392adc\">\n#top .av-special-heading.av-mm9db5sn-e01486ea267d084847aa73d1ee392adc{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mm9db5sn-e01486ea267d084847aa73d1ee392adc .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mm9db5sn-e01486ea267d084847aa73d1ee392adc .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mm9db5sn-e01486ea267d084847aa73d1ee392adc av-special-heading-h1 blockquote modern-quote modern-centered  avia-builder-el-2  el_after_av_image  el_before_av_post_metadata'><h1 class='av-special-heading-tag'  itemprop=\"headline\"  >Comment \u00e9lever une esp\u00e8ce en voie de disparition : la grenouille macul\u00e9e de l'Oregon<\/h1><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9db8li-8bf57eb049e335c3732dd5f8c9c64f13\">\n#top .av-post-metadata-container.av-mm9db8li-8bf57eb049e335c3732dd5f8c9c64f13{\nfont-size:16px;\n}\n#top .av-post-metadata-container.av-mm9db8li-8bf57eb049e335c3732dd5f8c9c64f13 .av-post-metadata-container-inner{\nfont-size:16px;\n}\n<\/style>\n<div  class='av-post-metadata-container av-mm9db8li-8bf57eb049e335c3732dd5f8c9c64f13 av-metadata-container-align-left  avia-builder-el-3  el_after_av_heading  avia-builder-el-last  av-metadata-container-1'><div class='av-post-metadata-container-inner'><span class=\"av-post-metadata-content av-post-metadata-meta-content\"><span class=\"av-post-metadata-content av-post-metadata-published\"><span class=\"av-metadata-before av-metadata-before-published\">Publi\u00e9 le<\/span><span class=\"av-post-metadata-published-date\" >16 avril 2026<\/span><\/span><span class=\"av-post-metadata-content av-post-metadata-separator\"><\/span><span class=\"av-post-metadata-content av-post-metadata-author\"  itemprop=\"author\" ><span class=\"av-metadata-before av-metadata-before-author\">par<\/span><span class=\"av-post-metadata-author-name\" >Alyssa de Wit<\/span><\/span><span class=\"av-post-metadata-content av-post-metadata-separator\"><\/span><span class=\"av-post-metadata-content av-post-metadata-category\"><span class=\"av-metadata-before av-metadata-before-categories\">|<\/span><span class=\"av-post-metadata-category-link\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/project\/fraser-valley-wetlands\/\" >Les zones humides de la vall\u00e9e Fraser<\/a><\/span>, <span class=\"av-post-metadata-category-link\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/news-and-events\/\" >Actualit\u00e9s et \u00e9v\u00e9nements<\/a><\/span>, <span class=\"av-post-metadata-category-link\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/species\/oregon-spotted-frog-program\/\" >Grenouille macul\u00e9e de l'Oregon<\/a><\/span><\/span><\/span><\/div><\/div>\n\n<\/div><\/div><\/main><!-- close content main element --><\/div><\/div><div id='av_section_2'  class='avia-section av-7qjz7jg-f3f0603f0c9942cb736dbfecee43fc32 main_color avia-section-default avia-no-border-styling  avia-builder-el-4  el_after_av_section  el_before_av_section  species-inner-content-intro-wrapper avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-52609'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-p1nyx8-7daea27f2264c27fc10134f40f1d8b52\">\n.flex_column.av-p1nyx8-7daea27f2264c27fc10134f40f1d8b52{\npadding:25px 25px 25px 25px;\nbackground-color:#f8fbf4;\n}\n<\/style>\n<div  class='flex_column av-p1nyx8-7daea27f2264c27fc10134f40f1d8b52 av_one_full  avia-builder-el-5  el_before_av_one_full  avia-builder-el-first  light-section first flex_column_div'     ><section  class='av_textblock_section av-mm9dc910-179028dc1ebe0000d3f4a6fa5e70e9bd'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><strong>Qu'est-ce que le Programme de r\u00e9tablissement de la grenouille macul\u00e9e de l'Oregon ?<\/strong> Depuis 2010, CFC \u00e9l\u00e8ve la grenouille macul\u00e9e de l'Oregon, une esp\u00e8ce menac\u00e9e, au Zoo du Grand Vancouver et r\u00e9introduit des milliers de t\u00eatards et de jeunes grenouilles dans des zones humides de la vall\u00e9e du Fraser en Colombie-Britannique. Il faut des ann\u00e9es d'observation attentive, de collaboration, d'ing\u00e9niosit\u00e9 et parfois un peu de chance pour percer le code de reproduction d'esp\u00e8ces sp\u00e9cifiques. Pendant plusieurs ann\u00e9es, nos progr\u00e8s ont \u00e9t\u00e9 tr\u00e8s limit\u00e9s, mais notre \u00e9quipe a pers\u00e9v\u00e9r\u00e9. Aujourd'hui, la CFC a remis en libert\u00e9 plus de 64 000 t\u00eatards, de jeunes grenouilles et d'\u0153ufs dans la nature. Nous sommes en train de renverser la tendance pour cette esp\u00e8ce.<\/p>\n<\/div><\/section><\/div><div  class='flex_column av-6t5k67g-ebf57240a6b3e68fc0036688809859e1 av_one_full  avia-builder-el-7  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-mm9dhvbw-942155f01526e619c92fb8683f3776a0'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-weight: 400;\">Depuis 2010, Conservation de la faune au Canada \u00e9l\u00e8ve l'amphibien le plus menac\u00e9 du Canada, la grenouille macul\u00e9e de l'Oregon. L'\u00e9levage d'une esp\u00e8ce en voie de disparition s'accompagne souvent d'une courbe d'apprentissage abrupte. D\u00e9terminer ce qui est le plus important dans la reproduction d'une esp\u00e8ce avec une litt\u00e9rature limit\u00e9e et seulement une petite population originale n'est pas une t\u00e2che facile. Pour des esp\u00e8ces comme la grenouille macul\u00e9e de l'Oregon, vous n'avez aussi qu'une seule chance par an pour mettre en \u0153uvre des changements cens\u00e9s am\u00e9liorer les r\u00e9sultats de reproduction. CFC a perfectionn\u00e9 ces pratiques, s'av\u00e9rant fructueuses en 2021, quand la production a augment\u00e9 d'environ 1 500 \u00e0 25 000 !\u00a0<\/span><\/p>\n<\/div><\/section><\/div><div  class='flex_column av-6bsf10s-0a3ce7015837071a407a6d4bae4cb55f av_one_full  avia-builder-el-9  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9e29ha-b98d03d112964453ccc6134c534e1815\">\n.avia-image-container.av-mm9e29ha-b98d03d112964453ccc6134c534e1815 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-mm9e29ha-b98d03d112964453ccc6134c534e1815 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-mm9e29ha-b98d03d112964453ccc6134c534e1815 av-styling- avia-align-center  avia-builder-el-10  el_before_av_hr  avia-builder-el-first'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-52620 avia-img-lazy-loading-not-52620 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_AndreaReleasing_JBanta.jpg' alt='A women bends down with a white construction tub in her hands. Dipping the tub into the murky wetlands, surrounded by green marsh, trees and soaring mountains, she releases thousands of tadpoles into the water.' title='Comment Reproduire une Esp\u00e8ce en Voie de Disparition OSF_AndreaReleasing_JBanta'  height=\"738\" width=\"1019\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5ul62q4-e15d957a724537afbf9f3200e78d020d\">\n#top .hr.hr-invisible.av-5ul62q4-e15d957a724537afbf9f3200e78d020d{\nheight:15px;\n}\n<\/style>\n<div  class='hr av-5ul62q4-e15d957a724537afbf9f3200e78d020d hr-invisible  avia-builder-el-11  el_after_av_image  el_before_av_textblock'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-mo1llhkg-66ccc6405c40fa461bf39d67abb80658'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><i>Andr\u00e9a<\/i><em> Gielens, biologiste responsable de nos projets en Colombie-Britannique, rel\u00e2che un bac de t\u00eatards dans les zones humides de notre site de rel\u00e2chage. Photo par J.Banta.<\/em><\/p>\n<\/div><\/section><\/p><\/div><div  class='flex_column av-1wq871o-68e9819d9f05b3e24372d386088fef61 av_one_full  avia-builder-el-13  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-mmdkvfei-d80fcb0d419cced009acdb3be0ccb153'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-weight: 400;\">Une pratique importante que CFC a mise en \u0153uvre est de permettre aux grenouilles de vivre les changements saisonniers naturels. L'aire de r\u00e9partition naturelle de la grenouille macul\u00e9e de l'Oregon au Canada se situe dans le sud-ouest de la Colombie-Britannique, comme la vall\u00e9e du Fraser, et s'\u00e9tend jusqu'\u00e0 l'ouest de Washington et le nord-est de la Californie. La vall\u00e9e du Fraser n'a pas des fluctuations saisonni\u00e8res drastiques comme d'autres r\u00e9gions du Canada ; cependant, ces petits changements m\u00e9t\u00e9orologiques, y compris la temp\u00e9rature, les cycles de lumi\u00e8re, les niveaux d'eau et la dispersion naturelle des grenouilles, sont des facteurs importants qui encouragent la reproduction des grenouilles. Mais \u00e0 quoi ressemble vraiment la reproduction de la grenouille macul\u00e9e de l'Oregon, et qu'a fait CFC pour imiter l'environnement naturel ? Eh bien, allons-y!<\/span><\/p>\n<p><span style=\"font-weight: 400;\">La grenouille macul\u00e9e de l'Oregon est une pondeuse communale non-territoriale. Les m\u00e2les arrivent les premiers sur les sites de reproduction au d\u00e9but du printemps, apr\u00e8s la fonte des glaces, et commencent \u00e0 appeler les femelles, un son incroyablement proche d'un \u201ccognement\u201d. Les femelles, attir\u00e9es par les appels, arrivent et sont imm\u00e9diatement recouvertes par les m\u00e2les dans ce qui s'appelle l'amplexus. Les m\u00e2les s'agrippent \u00e0 la femelle et ne la l\u00e2chent pas, dans l'espoir d'\u00eatre le chanceux qui fertilisera ext\u00e9rieurement les \u0153ufs lorsque la femelle commencera \u00e0 pondre. <\/span><\/p>\n<\/div><\/section><\/div><div  class='flex_column av-1ohqbsc-d8771532e9e5eb1e1983997253ac9bbf av_one_full  avia-builder-el-15  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1710kz0-9da156529629750d6fbc496e028555f0\">\n.avia-image-container.av-1710kz0-9da156529629750d6fbc496e028555f0 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-1710kz0-9da156529629750d6fbc496e028555f0 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-1710kz0-9da156529629750d6fbc496e028555f0 av-styling- avia-align-center  avia-builder-el-16  el_before_av_hr  avia-builder-el-first'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-52621 avia-img-lazy-loading-not-52621 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_Amplexus_AGielens.jpg' alt='Triptych photo with three examples of frogs in amplexus. Each photo shows different angles of a couple of Oregon spotted frogs hugging each other, held by someone in their hand.' title='Comment \u00c9lever une Esp\u00e8ce en Danger OSF_Amplexus_AGielens'  height=\"738\" width=\"1019\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lhf77w-046dab8b2912680d7b1da367592fa227\">\n#top .hr.hr-invisible.av-lhf77w-046dab8b2912680d7b1da367592fa227{\nheight:15px;\n}\n<\/style>\n<div  class='hr av-lhf77w-046dab8b2912680d7b1da367592fa227 hr-invisible  avia-builder-el-17  el_after_av_image  el_before_av_textblock'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-5fy5681-02eb1e0f2d3539a69535a7b02a98b2f5'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><em>Trois exemples de grenouilles en amplexus dans notre programme d'\u00e9levage de conservation. Ils s'agrippent aux femelles de toutes les mani\u00e8res possibles ! Photos par A. Gielens.<\/em><\/p>\n<\/div><\/section><\/p><\/div><div  class='flex_column av-59swhn0-8efdd903e2a24c932ecbc97de283bd64 av_one_full  avia-builder-el-19  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-mm9dikg8-c0a9c82b2d876dabeb1dbaf91fa632e4'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Une femelle peut pondre entre 300 et 800 \u0153ufs dans l'eau peu profonde, souvent attach\u00e9s \u00e0 de la mousse et \u00e0 d'autres d\u00e9bris pour assurer la stabilit\u00e9. D'autres femelles pondront \u00e9galement leurs \u0153ufs \u00e0 c\u00f4t\u00e9 ou sur les masses des autres ! Les grenouilles ne participent pas aux soins parentaux ; les femelles quitteront le site de reproduction en premier pour une vie solitaire jusqu'\u00e0 la saison prochaine, tandis que les m\u00e2les resteront quelques semaines de plus dans l'espoir de trouver des femelles tardives avec qui s'accoupler. <\/span><\/p>\n<\/div><\/section><\/div><div  class='flex_column av-4n4grz5-1dda8da47f565e4c33256edfa8b40d24 av_one_full  avia-builder-el-21  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4jr0ckh-9159b2b818378c6e49c75c25cfdae194\">\n.avia-image-container.av-4jr0ckh-9159b2b818378c6e49c75c25cfdae194 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-4jr0ckh-9159b2b818378c6e49c75c25cfdae194 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-4jr0ckh-9159b2b818378c6e49c75c25cfdae194 av-styling- avia-align-center  avia-builder-el-22  el_before_av_hr  avia-builder-el-first'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-52622 avia-img-lazy-loading-not-52622 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_LowWatervsHigh_AdeWit.jpg' alt='Left shows a black frog breeding tub with low water levels. There are green moss platforms floating around and some vegetation is poking through the surface. Right shows another tub but with higher water levels and same vegetation available floating.' title='Comment \u00e9lever une esp\u00e8ce menac\u00e9e OSF_Eau basse contre eau haute_AdeWit'  height=\"738\" width=\"1019\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-40yucu9-0e27e8f9ed330a93d2288c4400f71815\">\n#top .hr.hr-invisible.av-40yucu9-0e27e8f9ed330a93d2288c4400f71815{\nheight:15px;\n}\n<\/style>\n<div  class='hr av-40yucu9-0e27e8f9ed330a93d2288c4400f71815 hr-invisible  avia-builder-el-23  el_after_av_image  el_before_av_textblock'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-3l83u3l-e45207ba0cb9a0f64c6f5a47849c3be0'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><em>(\u00c0 gauche) niveau d'eau peu profonde dans l'un de nos bassins d'amour. Vous pouvez voir la mousse qui d\u00e9passe la surface de l'eau. (\u00c0 droite) niveau d'eau plus \u00e9lev\u00e9 dans l'un de nos bassins d'amour. C'est \u00e0 quoi ressemblent les bassins pendant la plupart de l'ann\u00e9e. Photos par A. de Wit.<\/em><\/p>\n<\/div><\/section><\/p><\/div><div  class='flex_column av-2y90gip-c33aeda229fc66fca415e0236324895f av_one_full  avia-builder-el-25  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-mo1lmjr1-ce56ca62f624dc934ea5a22941cc8a1b'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">CFC abrite les grenouilles macul\u00e9es de l'Oregon dans le Coin de la conservation, au zoo du Grand Vancouver. Les bacs o\u00f9 r\u00e9sident les grenouilles sont conserv\u00e9s \u00e0 l'ext\u00e9rieur et subissent les changements saisonniers naturels de la m\u00e9t\u00e9o, de lumi\u00e8re et de temp\u00e9rature tout au long de l'ann\u00e9e. Les plates-formes flottantes sont couvertes de mousse et d'herbes, permettant aux grenouilles de venir \u00e0 la surface pour se chauffer au soleil, tandis que de la mousse suppl\u00e9mentaire flotte librement dans l'eau, simulant un milieu humide naturelle.  Les niveaux d'eau sont gard\u00e9s \u00e9lev\u00e9s tout au long de l'ann\u00e9e, sauf pendant la saison de reproduction, quand ils sont abaiss\u00e9s au point o\u00f9 la mousse touche le fond du bassin, reproduisant les bords peu profonds d'une zone humide et fournissant un substrat pour que les femelles attachent leurs masses d'\u0153ufs. Les m\u00e2les et les femelles sont gard\u00e9s s\u00e9par\u00e9s pendant l'hiver quand ils hibernent naturellement et sont r\u00e9unis au d\u00e9but du printemps pour la reproduction. Une fois que les \u0153ufs sont pondus, les grenouilles sont \u00e0 nouveau s\u00e9par\u00e9es.<\/span><\/p>\n<\/div><\/section><\/div><div  class='flex_column av-2dwcfhd-03dadad6bf11eaa5f73adbbd9b2bed44 av_one_full  avia-builder-el-27  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1xf1z5t-14e694af6c5406e1b0cc1d585276d043\">\n.avia-image-container.av-1xf1z5t-14e694af6c5406e1b0cc1d585276d043 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-1xf1z5t-14e694af6c5406e1b0cc1d585276d043 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-1xf1z5t-14e694af6c5406e1b0cc1d585276d043 av-styling- avia-align-center  avia-builder-el-28  el_before_av_hr  avia-builder-el-first'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-52624 avia-img-lazy-loading-not-52624 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_WildVsCaptiveChart_AdeWit.jpg' alt='' title='Comment \u00e9lever une esp\u00e8ce en voie de disparition \u2013 OSF_Tableau Sauvage vs. Captivit\u00e9_AdeWit'  height=\"738\" width=\"1019\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1g2i9kx-c697b90befee374744e97f96ee8a8941\">\n#top .hr.hr-invisible.av-1g2i9kx-c697b90befee374744e97f96ee8a8941{\nheight:15px;\n}\n<\/style>\n<div  class='hr av-1g2i9kx-c697b90befee374744e97f96ee8a8941 hr-invisible  avia-builder-el-29  el_after_av_image  el_before_av_textblock'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-17t6e2p-eccb6eb85135497fc637cefe2e123fb0'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><em><span style=\"font-weight: 400;\">*En hiver, le chauffage est activ\u00e9 si la temp\u00e9rature descend en dessous de z\u00e9ro pendant de longues p\u00e9riodes.<\/span><\/em><\/p>\n<p><em><span style=\"font-weight: 400;\"> **Les bassins sont couverts avec des couvercle en maille, permettant \u00e0 la lumi\u00e8re de passer tout en emp\u00eachant les pr\u00e9dateurs.<\/span><\/em><\/p>\n<\/div><\/section><\/p><\/div><div  class='flex_column av-mxmx5t-f5a2229a7b2d8e5faf21ba8ebf855f4c av_one_full  avia-builder-el-31  el_after_av_one_full  el_before_av_one_full  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-mo1lmycw-7a06a1932a6c79682a002f0cecd1dc13'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-weight: 400;\">Maintenant que nous en savons un peu plus sur le fonctionnement interne de la reproduction de la grenouille macul\u00e9e de l'Oregon, la question suivante est de savoir pourquoi les grenouilles se reproduisent-elles dans de telles conditions? Pour que les grenouilles pondent leurs \u0153ufs en communaut\u00e9 au bord des zones humides, cela cr\u00e9e un risque \u00e9lev\u00e9 de dessiccation, de gel et de pr\u00e9dation. Bien que nous n'ayons pas toutes les r\u00e9ponses, une raison semble \u00eatre l'importance de la temp\u00e9rature dans le d\u00e9veloppement des masses d'\u0153ufs. La grenouille macul\u00e9e de l'Oregon choisit l'approche du risque \u00e9lev\u00e9 et de la r\u00e9compense \u00e9lev\u00e9e !<\/span><\/p>\n<\/div><\/section><\/div><div  class='flex_column av-av_one_full-7714eba142aeda1f8b5272a3c372b279 av_one_full  avia-builder-el-33  el_after_av_one_full  el_before_av_hr  first flex_column_div  column-top-margin'     ><section  class='av_textblock_section av-moa6xta8-521e5490f84f59d7ac10766b80798d23'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><strong><em>Un merci sp\u00e9cial \u00e0 Jack S. Darville pour son soutien continu par le biais du Fonds de dotation de conservation des grenouilles Darville.\u00a0<\/em><\/strong><\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4ncmerw-0ad465642ab2a707ca1b43a45f475fd3\">\n#top .hr.hr-invisible.av-4ncmerw-0ad465642ab2a707ca1b43a45f475fd3{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-4ncmerw-0ad465642ab2a707ca1b43a45f475fd3 hr-invisible  avia-builder-el-35  el_after_av_one_full  avia-builder-el-last'><span class='hr-inner'><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-fhlkfg-610b747cdf5147776fb071b5759fa533 main_color avia-section-default avia-no-border-styling  avia-builder-el-36  el_after_av_section  el_before_av_section  blog-inner avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-52609'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-3tbf87g-93d01b1c5c517725c0666d0e977c9b5f av_one_full  avia-builder-el-37  avia-builder-el-no-sibling  author-section first flex_column_div'     ><section  class='av_textblock_section av-mm9e3mj9-0a5ab936cabd1bb8892304f81410731c'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h3 style=\"text-align: left;\">Alyssa de Wit<\/h3>\n<h5 style=\"text-align: left;\">Assistante aux programmes de conservation \u2014 Projets en Colombie-Britannique<\/h5>\n<p>Alyssa \u00e9tait surveillante de nids de tortues peintes de l'Ouest en 2025 et est heureuse d'\u00e9largir ses connaissances et son exp\u00e9rience avec la grenouille macul\u00e9e de l'Oregon et le papillon damier de Taylor en tant qu'assistante aux programmes de conservation. Alyssa est titulaire d'un baccalaur\u00e9at de l'UFV et a travaill\u00e9 principalement dans l'\u00e9levage, le suivi et l'\u00e9ducation des esp\u00e8ces en voie de disparition. Elle a travaill\u00e9 pendant plus de 5 ans dans le r\u00e9tablissement des chouettes tachet\u00e9es et, en 2024, dans la conservation des oiseaux des prairies en Ontario. En 2023, Alyssa a fait un voyage en voiture \u00e0 travers la Nouvelle-Z\u00e9lande et a \u00e9t\u00e9 b\u00e9n\u00e9vole dans un centre de r\u00e9habilitation en Australie pour les kangourous, les wallabies, les wombats et et bien d'autres.<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9e3sg5-b75ba9f9f454ad4933eaa31676394673\">\n.avia-image-container.av-mm9e3sg5-b75ba9f9f454ad4933eaa31676394673 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-mm9e3sg5-b75ba9f9f454ad4933eaa31676394673 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-mm9e3sg5-b75ba9f9f454ad4933eaa31676394673 av-styling- avia-align-center  avia-builder-el-39  el_after_av_textblock  avia-builder-el-last  author-pic'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img fetchpriority=\"high\" class='wp-image-51981 avia-img-lazy-loading-not-51981 avia_image' src='https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/02\/AlyssaDeWit2026.jpg' alt='' title='AlyssaDeWit2026'  height=\"1012\" width=\"1008\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><\/p><\/div>\n<\/p>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='blog-inner'  class='avia-section av-brzwa4-29e7e14d194d297d04d90b200b82f461 main_color avia-section-default avia-no-border-styling  avia-builder-el-40  el_after_av_section  el_before_av_section  blog-section avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-52609'><div class='entry-content-wrapper clearfix'>\n<div  id=\"recent-articles-project\"  class='flex_column av-2yoqap8-cf1af82dbd3d1dbd0ebb0db4ad47497c av_one_full  avia-builder-el-41  el_before_av_one_full  avia-builder-el-first  more-articles-section first flex_column_div'     ><section  class='av_textblock_section av-2hh074c-869bdf42ec7578fdf77e73f90e48308a'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Articles r\u00e9cents sur le projet<\/h2>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-24yucmk-fdd29944cbcb7208f3351e843b197064\">\n#top .flex_column.av-24yucmk-fdd29944cbcb7208f3351e843b197064{\nmargin-top:20px;\nmargin-bottom:15px;\n}\n.responsive #top #wrap_all .flex_column.av-24yucmk-fdd29944cbcb7208f3351e843b197064{\nmargin-top:20px;\nmargin-bottom:15px;\n}\n<\/style>\n<div  class='flex_column av-24yucmk-fdd29944cbcb7208f3351e843b197064 av_one_full  avia-builder-el-43  el_after_av_one_full  avia-builder-el-last  first flex_column_div  column-top-margin'     ><div  class='av-alb-blogposts template-blog  blog-home'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Blog\" ><article class=\"post-entry post-entry-type-standard post-entry-53001 post-loop-1 post-parity-odd single-big with-slider post-53001 post type-post status-publish format-standard has-post-thumbnail hentry category-news-and-events category-oregon_spotted_frog project-fraser-valley-wetlands specific-species-oregon-spotted-frog-program\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" ><div class=\"blog-meta\"><\/div><div class='entry-content-wrapper clearfix standard-content'><header class=\"entry-content-header\" aria-label=\"Post: On to freedom\"><div class=\"av-heading-wrapper\"><h2 class='post-title entry-title'  itemprop=\"headline\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/on-to-freedom\/\" rel=\"bookmark\" title=\"Permanent Link: On to freedom\">En route vers la libert\u00e9<span class=\"post-format-icon minor-meta\"><\/span><\/a><\/h2><span class=\"blog-categories minor-meta\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/news-and-events\/\" rel=\"tag\">Actualit\u00e9s et \u00e9v\u00e9nements<\/a>, <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/oregon_spotted_frog\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/project\/fraser-valley-wetlands\/\" rel=\"tag\">Les zones humides de la vall\u00e9e Fraser<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/species\/oregon-spotted-frog-program\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a><\/span><\/div><\/header><span class=\"av-vertical-delimiter\"><\/span><div class=\"big-preview single-big\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/on-to-freedom\/\"  title=\"Blog photo reformatage - OnToFreedom_BriarObtenirDesT\u00eatardsPourRel\u00e2chement_AlyssadeWit\" ><img decoding=\"async\" loading=\"lazy\" width=\"400\" height=\"400\" src=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail.jpg\" class=\"wp-image-53014 avia-img-lazy-loading-53014 attachment-entry_without_sidebar size-entry_without_sidebar wp-post-image\" alt=\"\" srcset=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail.jpg 400w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail-300x300.jpg 300w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail-80x80.jpg 80w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail-12x12.jpg 12w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail-36x36.jpg 36w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail-180x180.jpg 180w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/div><div class=\"entry-content\"  itemprop=\"text\" ><div class=\"read-more-link\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/on-to-freedom\/\" class=\"more-link\">Read more<span class='more-link-arrow avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='right-open-big' data-av_iconset='svg_entypo-fontello'><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewbox=\"0 0 15 32\" preserveaspectratio=\"xMidYMid meet\" role=\"graphics-symbol\" aria-hidden=\"true\">\n<path d=\"M0.416 27.84l11.456-11.84-11.456-11.904q-0.832-0.832 0-1.536 0.832-0.832 1.536 0l12.544 12.608q0.768 0.832 0 1.6l-12.544 12.608q-0.704 0.832-1.536 0-0.832-0.704 0-1.536z\"><\/path>\n<\/svg><\/span><\/a><\/div>\n<\/div><span class=\"post-meta-infos\"><time class=\"date-container minor-meta updated\"  itemprop=\"datePublished\" datetime=\"2026-05-13T13:12:16-05:00\" >13 mai 2026<\/time><span class=\"text-sep\">\/<\/span><span class=\"blog-author minor-meta\">par <span class=\"entry-author-link\"  itemprop=\"author\" ><span class=\"author\"><span class=\"fn\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/author\/alyssa-de-wit\/\" rel=\"author\">Alyssa de Wit<\/a><\/span><\/span><\/span><\/span><\/span><footer class=\"entry-footer\"><\/footer><div class='post_delimiter'><\/div><\/div><div class=\"post_author_timeline\"><\/div><span class='hidden'>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" >\n\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/05\/OnToFreedom_BriarGettingTadpolesForRelease_AlyssadeWit_Thumbnail.jpg<\/span>\n\t\t\t\t\t\t<span itemprop='height'>400<\/span>\n\t\t\t\t\t\t<span itemprop='width'>400<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"publisher\" itemtype=\"https:\/\/schema.org\/Organization\" itemscope=\"itemscope\" >\n\t\t\t\t\t\t<span itemprop='name'>Alyssa de Wit<\/span>\n\t\t\t\t\t\t<span itemprop='logo' itemscope itemtype='https:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/06\/WPC_Frn-scaled.jpg<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t<\/span><span class='av-structured-data'  itemprop=\"author\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Person\" ><span itemprop='name'>Alyssa de Wit<\/span><\/span><span class='av-structured-data'  itemprop=\"datePublished\" datetime=\"2026-05-13T13:12:16-05:00\" >2026-05-13 13:12:16<\/span><span class='av-structured-data'  itemprop=\"dateModified\" itemtype=\"https:\/\/schema.org\/dateModified\" >2026-05-13 13:12:42<\/span><span class='av-structured-data'  itemprop=\"mainEntityOfPage\" itemtype=\"https:\/\/schema.org\/mainEntityOfPage\" ><span itemprop='name'>En route vers la libert\u00e9<\/span><\/span><\/span><\/article><article class=\"post-entry post-entry-type-standard post-entry-52701 post-loop-2 post-parity-even single-big with-slider post-52701 post type-post status-publish format-standard has-post-thumbnail hentry category-news-and-events category-oregon_spotted_frog project-fraser-valley-wetlands specific-species-oregon-spotted-frog-program\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" ><div class=\"blog-meta\"><\/div><div class='entry-content-wrapper clearfix standard-content'><header class=\"entry-content-header\" aria-label=\"Post: Froggie investigation\"><div class=\"av-heading-wrapper\"><h2 class='post-title entry-title'  itemprop=\"headline\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/frog-detective-on-the-case\/\" rel=\"bookmark\" title=\"Permanent Link: Froggie investigation\">Enqu\u00eate sur les grenouilles<span class=\"post-format-icon minor-meta\"><\/span><\/a><\/h2><span class=\"blog-categories minor-meta\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/news-and-events\/\" rel=\"tag\">Actualit\u00e9s et \u00e9v\u00e9nements<\/a>, <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/oregon_spotted_frog\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/project\/fraser-valley-wetlands\/\" rel=\"tag\">Les zones humides de la vall\u00e9e Fraser<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/species\/oregon-spotted-frog-program\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a><\/span><\/div><\/header><span class=\"av-vertical-delimiter\"><\/span><div class=\"big-preview single-big\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/frog-detective-on-the-case\/\"  title=\"2026JoelleKrol_Miniature\" ><img decoding=\"async\" loading=\"lazy\" width=\"400\" height=\"400\" src=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail.jpg\" class=\"wp-image-52712 avia-img-lazy-loading-52712 attachment-entry_without_sidebar size-entry_without_sidebar wp-post-image\" alt=\"\" srcset=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail.jpg 400w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail-300x300.jpg 300w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail-80x80.jpg 80w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail-12x12.jpg 12w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail-36x36.jpg 36w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail-180x180.jpg 180w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/div><div class=\"entry-content\"  itemprop=\"text\" ><div class=\"read-more-link\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/frog-detective-on-the-case\/\" class=\"more-link\">Read more<span class='more-link-arrow avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='right-open-big' data-av_iconset='svg_entypo-fontello'><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewbox=\"0 0 15 32\" preserveaspectratio=\"xMidYMid meet\" role=\"graphics-symbol\" aria-hidden=\"true\">\n<path d=\"M0.416 27.84l11.456-11.84-11.456-11.904q-0.832-0.832 0-1.536 0.832-0.832 1.536 0l12.544 12.608q0.768 0.832 0 1.6l-12.544 12.608q-0.704 0.832-1.536 0-0.832-0.704 0-1.536z\"><\/path>\n<\/svg><\/span><\/a><\/div>\n<\/div><span class=\"post-meta-infos\"><time class=\"date-container minor-meta updated\"  itemprop=\"datePublished\" datetime=\"2026-04-22T10:05:16-05:00\" >22 avril 2026<\/time><span class=\"text-sep\">\/<\/span><span class=\"blog-author minor-meta\">par <span class=\"entry-author-link\"  itemprop=\"author\" ><span class=\"author\"><span class=\"fn\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/author\/wildlife-preservation-canada\/\" rel=\"author\">Conservation de la faune au Canada<\/a><\/span><\/span><\/span><\/span><\/span><footer class=\"entry-footer\"><\/footer><div class='post_delimiter'><\/div><\/div><div class=\"post_author_timeline\"><\/div><span class='hidden'>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" >\n\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/2026JoelleKrol_Thumbnail.jpg<\/span>\n\t\t\t\t\t\t<span itemprop='height'>400<\/span>\n\t\t\t\t\t\t<span itemprop='width'>400<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"publisher\" itemtype=\"https:\/\/schema.org\/Organization\" itemscope=\"itemscope\" >\n\t\t\t\t\t\t<span itemprop='name'>Conservation de la faune au Canada<\/span>\n\t\t\t\t\t\t<span itemprop='logo' itemscope itemtype='https:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/06\/WPC_Frn-scaled.jpg<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t<\/span><span class='av-structured-data'  itemprop=\"author\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Person\" ><span itemprop='name'>Conservation de la faune au Canada<\/span><\/span><span class='av-structured-data'  itemprop=\"datePublished\" datetime=\"2026-04-22T10:05:16-05:00\" >2026-04-22 10:05:16<\/span><span class='av-structured-data'  itemprop=\"dateModified\" itemtype=\"https:\/\/schema.org\/dateModified\" >2026-04-28 12:37:50<\/span><span class='av-structured-data'  itemprop=\"mainEntityOfPage\" itemtype=\"https:\/\/schema.org\/mainEntityOfPage\" ><span itemprop='name'>Enqu\u00eate sur les grenouilles<\/span><\/span><\/span><\/article><article class=\"post-entry post-entry-type-standard post-entry-48961 post-loop-3 post-parity-odd post-entry-last single-big with-slider post-48961 post type-post status-publish format-standard has-post-thumbnail hentry category-bc-wetlands category-news-and-events category-oregon_spotted_frog project-fraser-valley-wetlands specific-species-oregon-spotted-frog-program specific-species-species-at-risk\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" ><div class=\"blog-meta\"><\/div><div class='entry-content-wrapper clearfix standard-content'><header class=\"entry-content-header\" aria-label=\"Post: What is the difference between frogs and toads?\"><div class=\"av-heading-wrapper\"><h2 class='post-title entry-title'  itemprop=\"headline\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/difference-between-frogs-and-toads\/\" rel=\"bookmark\" title=\"Permanent Link: What is the difference between frogs and toads?\">Quelle est la diff\u00e9rence entre les grenouilles et les crapauds ?<span class=\"post-format-icon minor-meta\"><\/span><\/a><\/h2><span class=\"blog-categories minor-meta\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/bc-wetlands\/\" rel=\"tag\">Faune des milieux humides de la vall\u00e9e du Fraser<\/a>, <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/news-and-events\/\" rel=\"tag\">Actualit\u00e9s et \u00e9v\u00e9nements<\/a>, <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/category\/oregon_spotted_frog\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/project\/fraser-valley-wetlands\/\" rel=\"tag\">Les zones humides de la vall\u00e9e Fraser<\/a> <a href=\"https:\/\/wildlifepreservation.ca\/fr\/species\/oregon-spotted-frog-program\/\" rel=\"tag\">Grenouille macul\u00e9e de l'Oregon<\/a>, <a href=\"https:\/\/wildlifepreservation.ca\/fr\/species\/species-at-risk\/\" rel=\"tag\">Esp\u00e8ces menac\u00e9es<\/a><\/span><\/div><\/header><span class=\"av-vertical-delimiter\"><\/span><div class=\"big-preview single-big\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/difference-between-frogs-and-toads\/\"  title=\"GrenouilleVSToile_Miniature\" ><img decoding=\"async\" loading=\"lazy\" width=\"400\" height=\"400\" src=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail.png\" class=\"wp-image-48969 avia-img-lazy-loading-48969 attachment-entry_without_sidebar size-entry_without_sidebar wp-post-image\" alt=\"\" srcset=\"https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail.png 400w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail-300x300.png 300w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail-80x80.png 80w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail-12x12.png 12w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail-36x36.png 36w, https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail-180x180.png 180w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/div><div class=\"entry-content\"  itemprop=\"text\" ><div class=\"read-more-link\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/difference-between-frogs-and-toads\/\" class=\"more-link\">Read more<span class='more-link-arrow avia-svg-icon avia-font-svg_entypo-fontello' data-av_svg_icon='right-open-big' data-av_iconset='svg_entypo-fontello'><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"15\" height=\"32\" viewbox=\"0 0 15 32\" preserveaspectratio=\"xMidYMid meet\" role=\"graphics-symbol\" aria-hidden=\"true\">\n<path d=\"M0.416 27.84l11.456-11.84-11.456-11.904q-0.832-0.832 0-1.536 0.832-0.832 1.536 0l12.544 12.608q0.768 0.832 0 1.6l-12.544 12.608q-0.704 0.832-1.536 0-0.832-0.704 0-1.536z\"><\/path>\n<\/svg><\/span><\/a><\/div>\n<\/div><span class=\"post-meta-infos\"><time class=\"date-container minor-meta updated\"  itemprop=\"datePublished\" datetime=\"2025-01-19T11:40:35-05:00\" >19 janvier 2025<\/time><span class=\"text-sep\">\/<\/span><span class=\"blog-author minor-meta\">par <span class=\"entry-author-link\"  itemprop=\"author\" ><span class=\"author\"><span class=\"fn\"><a href=\"https:\/\/wildlifepreservation.ca\/fr\/blog\/author\/wildlife-preservation-canada\/\" rel=\"author\">Conservation de la faune au Canada<\/a><\/span><\/span><\/span><\/span><\/span><footer class=\"entry-footer\"><\/footer><div class='post_delimiter'><\/div><\/div><div class=\"post_author_timeline\"><\/div><span class='hidden'>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" >\n\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2025\/01\/FrogVSToad_Thumbnail.png<\/span>\n\t\t\t\t\t\t<span itemprop='height'>400<\/span>\n\t\t\t\t\t\t<span itemprop='width'>400<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"publisher\" itemtype=\"https:\/\/schema.org\/Organization\" itemscope=\"itemscope\" >\n\t\t\t\t\t\t<span itemprop='name'>Conservation de la faune au Canada<\/span>\n\t\t\t\t\t\t<span itemprop='logo' itemscope itemtype='https:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t\t<span itemprop='url'>https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/06\/WPC_Frn-scaled.jpg<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t<\/span><span class='av-structured-data'  itemprop=\"author\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Person\" ><span itemprop='name'>Conservation de la faune au Canada<\/span><\/span><span class='av-structured-data'  itemprop=\"datePublished\" datetime=\"2025-01-19T11:40:35-05:00\" >2025-01-19 11:40:35<\/span><span class='av-structured-data'  itemprop=\"dateModified\" itemtype=\"https:\/\/schema.org\/dateModified\" >2025-01-21 12:48:52<\/span><span class='av-structured-data'  itemprop=\"mainEntityOfPage\" itemtype=\"https:\/\/schema.org\/mainEntityOfPage\" ><span itemprop='name'>Quelle est la diff\u00e9rence entre les grenouilles et les crapauds ?<\/span><\/span><\/span><\/article><\/div><\/div>\n\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mm9e4epo-99cef7da5e735d89839dc9237b9dc01d\">\n.avia-section.av-mm9e4epo-99cef7da5e735d89839dc9237b9dc01d{\nbackground-repeat:no-repeat;\nbackground-image:url(https:\/\/wildlifepreservation.ca\/wp-content\/uploads\/2026\/04\/HowToBreedanEndangeredSpeciesOSF_FrogInHand_AGielens.jpg);\nbackground-position:0% 0%;\nbackground-attachment:scroll;\n}\n<\/style>\n<div id='av_section_5'  class='avia-section av-mm9e4epo-99cef7da5e735d89839dc9237b9dc01d main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_section  avia-builder-el-first  need-your-help-wrapper avia-full-stretch avia-bg-style-scroll container_wrap fullsize'  data-section-bg-repeat='stretch'><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-52609'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-1smveto-6c76f36312355579248651de85cc23a5 av_one_full first flex_column_div'     ><section  class='av_textblock_section av-130p3xo-afcb3769c13c38b53f055fd2122ba4d6'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: center;\">Nous avons besoin de votre aide<\/p>\n<h1 style=\"text-align: center;\">Faites un don pour sauver les esp\u00e8ces menac\u00e9es<\/h1>\n<\/div><\/section><br \/>\n<div  class='avia-button-wrap av-udo9ik-61a34a6d4600cba8f43bbd0d21ddaad5-wrap avia-button-center  heart-button'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-udo9ik-61a34a6d4600cba8f43bbd0d21ddaad5\">\n#top #wrap_all .avia-button.av-udo9ik-61a34a6d4600cba8f43bbd0d21ddaad5:hover{\ncolor:white;\ntransition:all 0.4s 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><\/span><\/a><\/div><\/p><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":133,"featured_media":52625,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-52609","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-and-events","project-fraser-valley-wetlands","specific-species-oregon-spotted-frog-program"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Breeding an endangered species - Wildlife Preservation Canada<\/title>\n<meta name=\"description\" content=\"Wildlife Preservation Canada\u2019s mission is to save animal species at risk from extinction in Canada by providing direct, hands-on care.Learn more about\" \/>\n<meta name=\"robots\" content=\"noindex, follow, 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