{"id":1723,"date":"2023-02-17T15:11:32","date_gmt":"2023-02-17T15:11:32","guid":{"rendered":"http:\/\/www.gca-asso.fr\/?page_id=1723"},"modified":"2023-05-28T06:15:40","modified_gmt":"2023-05-28T06:15:40","slug":"ecoutez-les-chauves-souris","status":"publish","type":"page","link":"http:\/\/www.gca-asso.fr\/?page_id=1723","title":{"rendered":"\u00c9coutez les chauves-souris"},"content":{"rendered":"\n<p>Les chauves-souris poss\u00e8dent un sonar perfectionn\u00e9 qui leur permet de se diriger dans le noir complet ou de d\u00e9tecter et de capturer des proies : c&rsquo;est l&rsquo;<strong>\u00e9cholocation<\/strong>. <\/p>\n\n\n\n<p>Elles \u00e9mettent \u00e9galement des sons de communication, que l&rsquo;on appelle <strong>cris sociaux<\/strong>, qui servent \u00e0 communiquer entre individus ou \u00e0 effectuer un balisage territorial \u00e0 proximit\u00e9 des g\u00eetes.<\/p>\n\n\n\n<p><strong>La Pipistrelle pygm\u00e9e <\/strong>: elle \u00e9met les sons les plus aigus de toutes les Pipistrelles, souvent au-dessus de 55 kHz. <\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/02\/06_Pippyg_Accous64_20220807_060305_000.wav\"><\/audio><figcaption> Cris d&rsquo;\u00e9cholocation &#8211; expansion de temps x10 &#8211; Accous (64) <\/figcaption><\/figure>\n\n\n\n<p style=\"text-align:center\"> <strong>________________________________________________________________________<\/strong><\/p>\n\n\n\n<p><strong>Le Molosse de Cestoni :<\/strong> la fr\u00e9quence de ses cris d&rsquo;\u00e9cholocation est si basse, qu&rsquo;il est possible de l&rsquo;entendre \u00e0 l&rsquo;oreille \u00ab\u00a0nue\u00a0\u00bb. Ceux-ci se situent vers 10 kHz. Au milieu de la s\u00e9quence, les cris se rapprochent \u00e0 la d\u00e9tection d&rsquo;un proie, avant la capture : c&rsquo;est le buzz.<\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/02\/08_Tadten_buzz_Ad\u00e965.wav\"><\/audio><figcaption> Cris d&rsquo;\u00e9cholocation + buzz &#8211; expansion de temps x10 &#8211; Bielle (64) <\/figcaption><\/figure>\n\n\n\n<p>  <strong>________________________________________________________________________<\/strong> <\/p>\n\n\n\n<p><strong>La Grande Noctule :<\/strong> une autre esp\u00e8ce adepte des basses fr\u00e9quences. Ici, elle \u00e9met des cris sociaux, sorte de communication territoriale \u00e0 l&rsquo;attention de ses cong\u00e9n\u00e8res, sous forme de vocalisations vari\u00e9es et multitonales. <\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/02\/Nyclas_CriSoc_selec.wav\"><\/audio><figcaption> Cris sociaux &#8211; expansion de temps x10 &#8211; Arjuzanx (40) <\/figcaption><\/figure>\n\n\n\n<p><strong>________________________________________________________________________<\/strong><\/p>\n\n\n\n<p><strong>Le Miniopt\u00e8re de Schreibers :<\/strong> ses cris ressemblent beaucoup \u00e0 ceux des Pipistrelles, mais souvent avec un rythme plus rapide. Strictement cavernicole, il peut former des colonies tr\u00e8s nombreuses.<\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/05\/Minio_colonie_Audio_web.wav\"><\/audio><figcaption>  Cris sociaux dans la colonie &#8211; audible (vitesse normale) &#8211; Biron (64)  <\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/05\/Minio_sortie-de-gite_Heterodyne_55kHz_web.wav\"><\/audio><figcaption>   Cris d&rsquo;\u00e9cholocation, sortie de g\u00eete &#8211; h\u00e9t\u00e9rodyne 55 kHz (vitesse normale) &#8211; Biron (64)  <\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.gca-asso.fr\/wp-content\/uploads\/2023\/05\/Minio_sortie-de-gite_ExpX10_20230526_223126.wav\"><\/audio><figcaption>  Cris d&rsquo;\u00e9cholocation, sortie de g\u00eete &#8211; expansion de temps x10 &#8211; Biron (64) <\/figcaption><\/figure>\n\n\n\n<p><strong>________________________________________________________________________<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les chauves-souris poss\u00e8dent un sonar perfectionn\u00e9 qui leur permet de se diriger dans le noir complet ou de d\u00e9tecter et de capturer des proies : c&rsquo;est l&rsquo;\u00e9cholocation. Elles \u00e9mettent \u00e9galement des sons de communication, que l&rsquo;on appelle cris sociaux, qui &hellip; <a href=\"http:\/\/www.gca-asso.fr\/?page_id=1723\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1723","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/pages\/1723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1723"}],"version-history":[{"count":13,"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/pages\/1723\/revisions"}],"predecessor-version":[{"id":1765,"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=\/wp\/v2\/pages\/1723\/revisions\/1765"}],"wp:attachment":[{"href":"http:\/\/www.gca-asso.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}