{"id":16956,"date":"2024-08-23T02:06:32","date_gmt":"2024-08-23T02:06:32","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=16956"},"modified":"2024-08-23T02:06:32","modified_gmt":"2024-08-23T02:06:32","slug":"whispering-bats-not-so-quiet-after-all","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/zoology\/whispering-bats-not-so-quiet-after-all\/","title":{"rendered":"D\u01a1i th\u00ec th\u1ea7m: Kh\u00f4ng h\u1ec1 y\u00ean l\u1eb7ng ch\u00fat n\u00e0o"},"content":{"rendered":"<h2 class=\"wp-block-heading\">D\u01a1i th\u00ec th\u1ea7m: Kh\u00f4ng h\u1ec1 y\u00ean l\u1eb7ng ch\u00fat n\u00e0o<\/h2>\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang v\u00e0 decibel<\/h2>\n\n<p>D\u01a1i th\u00ec th\u1ea7m, b\u1ea5t ch\u1ea5p t\u00ean g\u1ecdi c\u1ee7a ch\u00fang, nh\u01b0ng l\u1ea1i kh\u00f4ng h\u1ec1 y\u00ean l\u1eb7ng ch\u00fat n\u00e0o. Ti\u1ebfng g\u1ecdi \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang c\u1ee7a ch\u00fang, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng v\u00e0 ph\u00e1t hi\u1ec7n con m\u1ed3i, c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn \u00e2m l\u01b0\u1ee3ng \u0111\u00e1ng ng\u1ea1c nhi\u00ean. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean T\u1ea1p ch\u00ed Sinh h\u1ecdc Th\u1ef1c nghi\u1ec7m \u0111\u00e3 \u0111o ti\u1ebfng g\u1ecdi \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang c\u1ee7a hai lo\u00e0i d\u01a1i th\u00ec th\u1ea7m: D\u01a1i \u0103n qu\u1ea3 Jamaica (Artibeus jamaicensis) v\u00e0 D\u01a1i ch\u00e2n d\u00e0i (Macrophyllum macrophyllym).<\/p>\n\n<p>K\u1ebft qu\u1ea3 th\u1eadt \u0111\u00e1ng kinh ng\u1ea1c. Ti\u1ebfng g\u1ecdi c\u1ee7a d\u01a1i ch\u00e2n d\u00e0i \u0111\u1ea1t \u00e2m l\u01b0\u1ee3ng c\u1ef1c \u0111\u1ea1i l\u00e0 105 decibel, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ee9c \u0111\u1ed9 ti\u1ebfng \u1ed3n c\u1ee7a t\u00e0u \u0111i\u1ec7n ng\u1ea7m \u1edf Th\u00e0nh ph\u1ed1 New York. Tuy nhi\u00ean, d\u01a1i \u0103n qu\u1ea3 Jamaica th\u1eadm ch\u00ed c\u00f2n v\u01b0\u1ee3t qua c\u1ea3 m\u1ee9c \u0111\u00f3, v\u1edbi ti\u1ebfng g\u1ecdi \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c \u0111\u00e1ng kinh ng\u1ea1c l\u00e0 110 decibel, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi h\u00e0ng gh\u1ebf \u0111\u1ea7u c\u1ee7a m\u1ed9t bu\u1ed5i h\u00f2a nh\u1ea1c nh\u1ea1c rock.<\/p>\n\n<h2 class=\"wp-block-heading\">D\u01a1i \u0103n qu\u1ea3 Jamaica: \u00c2m l\u01b0\u1ee3ng l\u1edbn v\u00e0 t\u1ea7m \u0111\u1ecbnh v\u1ecb xa<\/h2>\n\n<p>\u00c2m l\u01b0\u1ee3ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a d\u01a1i \u0103n qu\u1ea3 Jamaica l\u00e0 do l\u1ed1i s\u1ed1ng \u0111\u1ed9c \u0111\u00e1o c\u1ee7a ch\u00fang. L\u00e0 lo\u00e0i d\u01a1i \u0103n tr\u00e1i c\u00e2y, ch\u00fang ph\u1ea3i \u0111i\u1ec1u h\u01b0\u1edbng \u1edf nh\u1eefng khu v\u1ef1c r\u1ed9ng l\u1edbn \u0111\u1ec3 t\u00ecm ki\u1ebfm c\u00e2y \u0103n qu\u1ea3. Ti\u1ebfng g\u1ecdi \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang m\u1ea1nh m\u1ebd v\u00e0 mang xa c\u1ee7a ch\u00fang gi\u00fap ch\u00fang \u0111\u1ecbnh h\u01b0\u1edbng trong m\u00f4i tr\u01b0\u1eddng s\u1ed1ng r\u1eadm r\u1ea1p c\u1ee7a m\u00ecnh.<\/p>\n\n<h2 class=\"wp-block-heading\">D\u01a1i ch\u00e2n d\u00e0i: S\u0103n c\u00f4n tr\u00f9ng d\u1ef1a v\u00e0o \u0111u\u00f4i<\/h2>\n\n<p>Ng\u01b0\u1ee3c l\u1ea1i, d\u01a1i ch\u00e2n d\u00e0i c\u00f3 chi\u1ebfn l\u01b0\u1ee3c ki\u1ebfm \u0103n chuy\u00ean bi\u1ec7t h\u01a1n. Ch\u00fang s\u1eed d\u1ee5ng \u0111u\u00f4i c\u1ee7a m\u00ecnh \u0111\u1ec3 v\u1edbt c\u00f4n tr\u00f9ng t\u1eeb m\u1eb7t n\u01b0\u1edbc. Ph\u01b0\u01a1ng ph\u00e1p b\u1eaft m\u1ed3i n\u00e0y kh\u00f4ng \u0111\u00f2i h\u1ecfi ti\u1ebfng g\u1ecdi \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang t\u1ea7m xa nh\u01b0 d\u01a1i \u0103n qu\u1ea3 Jamaica.<\/p>\n\n<h2 class=\"wp-block-heading\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 l\u1ed1i s\u1ed1ng v\u00e0 \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang<\/h2>\n\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t v\u1ec1 \u00e2m l\u01b0\u1ee3ng \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang gi\u1eefa hai lo\u00e0i d\u01a1i n\u00e0y l\u00e0m n\u1ed5i b\u1eadt m\u1ed1i quan h\u1ec7 ch\u1eb7t ch\u1ebd gi\u1eefa l\u1ed1i s\u1ed1ng v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang \u1edf d\u01a1i. Ti\u1ebfng g\u1ecdi l\u1edbn c\u1ee7a d\u01a1i \u0103n qu\u1ea3 Jamaica r\u1ea5t c\u1ea7n thi\u1ebft cho kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u01b0\u1edbng t\u1ea7m xa v\u00e0 t\u00ecm ki\u1ebfm th\u1ee9c \u0103n c\u1ee7a ch\u00fang. M\u1eb7t kh\u00e1c, ti\u1ebfng g\u1ecdi nh\u1ecf h\u01a1n c\u1ee7a d\u01a1i ch\u00e2n d\u00e0i \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi k\u1ef9 thu\u1eadt s\u0103n c\u00f4n tr\u00f9ng chuy\u00ean bi\u1ec7t c\u1ee7a ch\u00fang.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng th\u00edch nghi ti\u1ebfn h\u00f3a<\/h2>\n\n<p>S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a nh\u1eefng chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang tr\u00e1i ng\u01b0\u1ee3c nhau n\u00e0y l\u00e0 minh ch\u1ee9ng cho kh\u1ea3 n\u0103ng th\u00edch nghi \u0111\u00e1ng kinh ng\u1ea1c c\u1ee7a d\u01a1i. Theo th\u1eddi gian, qu\u00e1 tr\u00ecnh ch\u1ecdn l\u1ecdc t\u1ef1 nhi\u00ean \u0111\u00e3 \u01b0u ti\u00ean c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang kh\u00e1c nhau \u1edf c\u00e1c lo\u00e0i kh\u00e1c nhau, t\u1ed1i \u01b0u h\u00f3a kh\u1ea3 n\u0103ng sinh t\u1ed3n c\u1ee7a ch\u00fang trong c\u00e1c h\u1ed1c sinh th\u00e1i t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n<h2 class=\"wp-block-heading\">\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi c\u00f4ng t\u00e1c b\u1ea3o t\u1ed3n d\u01a1i<\/h2>\n\n<p>Hi\u1ec3u \u0111\u01b0\u1ee3c m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang v\u00e0 l\u1ed1i s\u1ed1ng l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c n\u1ed7 l\u1ef1c b\u1ea3o t\u1ed3n d\u01a1i. B\u1eb1ng c\u00e1ch nh\u1eadn ra nh\u1eefng th\u00edch nghi \u0111\u1ed9c \u0111\u00e1o c\u1ee7a c\u00e1c lo\u00e0i d\u01a1i kh\u00e1c nhau, c\u00e1c nh\u00e0 b\u1ea3o t\u1ed3n c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c chi\u1ebfn l\u01b0\u1ee3c c\u00f3 m\u1ee5c ti\u00eau \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng s\u1ed1ng c\u1ee7a ch\u00fang v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a ch\u00fang.<\/p>\n\n<h2 class=\"wp-block-heading\">Th\u00f4ng tin b\u1ed5 sung<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Thang \u0111o decibel l\u00e0 thang logarit, c\u00f3 ngh\u0129a l\u00e0 t\u0103ng 10 decibel t\u01b0\u01a1ng \u1ee9ng v\u1edbi vi\u1ec7c c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh t\u0103ng g\u1ea5p \u0111\u00f4i.<\/li>\n<li>\u0110\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng m\u00e0 c\u00f2n \u0111\u1ec3 ph\u00e1t hi\u1ec7n con m\u1ed3i.<\/li>\n<li>Ti\u1ebfng g\u1ecdi \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang c\u1ee7a d\u01a1i \u0103n qu\u1ea3 Jamaica l\u1edbn h\u01a1n kho\u1ea3ng g\u1ea5p \u0111\u00f4i so v\u1edbi ti\u1ebfng g\u1ecdi c\u1ee7a d\u01a1i ch\u00e2n d\u00e0i.<\/li>\n<li>\u0110u\u00f4i c\u1ee7a d\u01a1i ch\u00e2n d\u00e0i l\u00e0 m\u1ed9t s\u1ef1 th\u00edch nghi chuy\u00ean bi\u1ec7t cao \u0111\u1ec3 b\u1eaft c\u00f4n tr\u00f9ng t\u1eeb n\u01b0\u1edbc.<\/li>\n<li>Qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang \u1edf d\u01a1i ch\u1ecbu s\u1ef1 chi ph\u1ed1i c\u1ee7a qu\u00e1 tr\u00ecnh ch\u1ecdn l\u1ecdc t\u1ef1 nhi\u00ean v\u00e0 nhu c\u1ea7u th\u00edch nghi v\u1edbi c\u00e1c h\u1ed1c sinh th\u00e1i kh\u00e1c nhau.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>D\u01a1i th\u00ec th\u1ea7m: Kh\u00f4ng h\u1ec1 y\u00ean l\u1eb7ng ch\u00fat n\u00e0o \u0110\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang v\u00e0 decibel D\u01a1i th\u00ec th\u1ea7m, b\u1ea5t ch\u1ea5p t\u00ean g\u1ecdi c\u1ee7a ch\u00fang, nh\u01b0ng l\u1ea1i kh\u00f4ng h\u1ec1 y\u00ean&hellip;<\/p>\n","protected":false},"author":1,"featured_media":24112,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[280],"tags":[22406,688,22405,97,2706,252],"class_list":["post-16956","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zoology","tag-bat-conservation","tag-echolocation","tag-whispering-bats","tag-science","tag-animal-adaptations","tag-nature"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16956","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16956"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16956\/revisions"}],"predecessor-version":[{"id":24113,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16956\/revisions\/24113"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/24112"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}