{"id":8280,"date":"2018-03-04T15:46:54","date_gmt":"2018-03-04T08:46:54","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=8280"},"modified":"2018-03-04T16:22:05","modified_gmt":"2018-03-04T09:22:05","slug":"phat-hien-loai-nhen-co-duoi-ton-tai-cach-day-100-trieu-nam","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phat-hien-loai-nhen-co-duoi-ton-tai-cach-day-100-trieu-nam\/","title":{"rendered":"Ph\u00e1t hi\u1ec7n lo\u00e0i nh\u1ec7n c\u00f3 \u0111u\u00f4i t\u1ed3n t\u1ea1i c\u00e1ch \u0111\u00e2y 100 tri\u1ec7u n\u0103m"},"content":{"rendered":"<p><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/khoahocvacongnghevietnam.com.vn\/images\/stories\/thang-2-2018\/72-phien.jpg\" alt=\"72 phien\" \/><strong><br \/>\n<\/strong><\/p>\n<p>Hai nh\u00f3m nh\u00e0 khoa h\u1ecdc \u0111\u00e3 th\u00f4ng b\u00e1o v\u1ec1 vi\u1ec7c ph\u00e1t hi\u1ec7n m\u1ed9t &#8220;m\u1eaft x\u00edch b\u1ecb m\u1ea5t t\u00edch&#8221; c\u1ee7a ch\u1ee7ng lo\u00e0i nh\u1ec7n c\u00f3 \u0111u\u00f4i t\u01b0\u01a1ng \u0111\u1ed1i gi\u1ed1ng v\u1edbi lo\u00e0i b\u1ecd c\u1ea1p, \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o trong h\u1ed5 ph\u00e1ch t\u1ea1i nh\u1eefng khu r\u1eebng \u1edf khu v\u1ef1c \u0110\u00f4ng Nam \u00c1 v\u00e0 c\u00f3 ni\u00ean \u0111\u1ea1i \u00edt nh\u1ea5t 100 tri\u1ec7u n\u0103m.<\/p>\n<p>Trong nh\u1eefng nghi\u00ean c\u1ee9u c\u00f9ng \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n tr\u00ean t\u1ea1p ch\u00ed Nature Ecology and Evolution, m\u1ed9t nh\u00f3m nh\u00e0 khoa h\u1ecdc \u0111\u00e3 c\u00f3 nh\u1eefng tranh c\u00e3i trong khi m\u1ed9t s\u1ed1 cho r\u1eb1ng c\u00e1c c\u01a1 quan sinh d\u1ee5c \u0111\u1ef1c v\u00e0 b\u1ed9 ph\u1eadn t\u1ea1o t\u01a1 c\u1ee7a sinh v\u1eadt tr\u00ean kh\u00e1 gi\u1ed1ng v\u1edbi lo\u00e0i nh\u1ec7n.<\/p>\n<p>Tuy nhi\u00ean, m\u1ed9t nh\u00f3m nh\u00e0 khoa h\u1ecdc l\u1ea1i cho r\u1eb1ng ph\u1ea7n \u0111u\u00f4i d\u00e0i v\u00e0 c\u01a1 th\u1ec3 ph\u00e2n \u0111\u1ed1t th\u1ec3 hi\u1ec7n sinh v\u1eadt tr\u00ean (\u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc g\u1ecdi l\u00e0 <em>Chimerarachne yingi<\/em>) thu\u1ed9c v\u1ec1 th\u1eddi k\u1ef3 xa x\u01b0a h\u01a1n r\u1ea5t nhi\u1ec1u th\u1eddi c\u1ed5 \u0111\u1ea1i v\u00e0 \u0111\u00e3 tuy\u1ec7t ch\u1ee7ng gi\u1ed1ng lo\u00e0i n\u00e0y t\u1eeb c\u00e1ch \u0111\u00e2y \u00edt nh\u1ea5t 380 tri\u1ec7u n\u0103m.<\/p>\n<p>C\u1ea3 hai nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u1ec1u \u0111\u1ed3ng \u00fd r\u1eb1ng sinh v\u1eadt <em>Chimerarachne yingi<\/em> n\u00e0y \u0111\u00e3 gi\u00fap l\u00e0m \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng chu\u1ed7i ti\u1ebfn h\u00f3a c\u1ee7a g\u1ea7n 50.000 lo\u00e0i nh\u1ec7n nh\u1ea3 t\u01a1 v\u00e0 b\u1eaby m\u1ed3i tr\u00ean to\u00e0n th\u1ebf gi\u1edbi ng\u00e0y nay.<\/p>\n<p>Theo nh\u00e0 c\u1ed5 sinh h\u1ecdc Bo Wang t\u1eeb H\u1ecdc vi\u1ec7n Khoa h\u1ecdc Trung Qu\u1ed1c \u1edf th\u00e0nh ph\u1ed1 Nam Kinh, l\u00e0 t\u00e1c gi\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y, sinh v\u1eadt m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n l\u00e0 m\u1eaft x\u00edch b\u1ecb thi\u1ebfu gi\u1eefa lo\u00e0i Uraraneida c\u1ed5 \u0111\u1ea1i c\u00f3 s\u1ef1 t\u01b0\u01a1ng \u0111\u1ed3ng v\u1edbi lo\u00e0i nh\u1ec7n nh\u01b0ng l\u1ea1i c\u00f3 \u0111u\u00f4i, kh\u00f4ng c\u00f3 c\u01a1 quan nh\u1ea3 t\u01a1 v\u00e0 lo\u1ea1i nh\u1ec7n ng\u00e0y nay v\u1ed1n kh\u00f4ng c\u00f3 \u0111u\u00f4i.<\/p>\n<p>\u00d4ng cho bi\u1ebft sinh v\u1eadt Chimerarachne yingi tr\u00ean c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1edbi lo\u1ea1i nh\u1ec7n c\u00f3 8 ch\u00e2n ng\u00e0y nay. Sinh v\u1eadt m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n n\u00e0y r\u1ea5t nh\u1ecf b\u00e9, c\u00f3 chi\u1ec1u d\u00e0i c\u01a1 th\u1ec3 kho\u1ea3ng 6mm, trong \u0111\u00f3 m\u1ed9t n\u1eeda l\u00e0 chi\u1ec1u d\u00e0i c\u1ee7a \u0111u\u00f4i.<\/p>\n<p>\u0110\u00e1ng ch\u00fa \u00fd, lo\u00e0i v\u1eadt m\u1edbi ch\u01b0a ho\u00e0n to\u00e0n x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c n\u00e0y, \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n c\u00f9ng l\u00fac b\u1edfi hai nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc, trong \u0111\u00f3 m\u1ed7i nh\u00f3m \u0111\u1ec1u \u0111\u00e0o \u0111\u01b0\u1ee3c hai m\u1eabu v\u1eadt \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n trong c\u00e1c gi\u1ecdt h\u1ed5 ph\u00e1ch trong m\u1edd.<\/p>\n<p>Tr\u00f9ng h\u1ee3p h\u01a1n n\u1eefa, c\u1ea3 hai nh\u00f3m c\u00f9ng c\u00f4ng b\u1ed1 ph\u00e1t hi\u1ec7n c\u1ee7a m\u00ecnh tr\u00ean c\u00f9ng m\u1ed9t t\u1ea1p ch\u00ed v\u00e0 t\u00f2a so\u1ea1n \u0111\u00e3 cho xu\u1ea5t b\u1ea3n hai ph\u00e1t hi\u1ec7n c\u00f9ng nhau.<\/p>\n<p>Theo nh\u00e0 khoa h\u1ecdc Paul Selden thu\u1ed9c Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Kansas, c\u00e1c b\u1ed9 ph\u1eadn nh\u1ea3 t\u01a1 c\u1ee7a nh\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o t\u01a1 s\u1eed d\u1ee5ng cho nhi\u1ec1u ch\u1ee9c n\u0103ng nh\u01b0 b\u1ecdc tr\u1ee9ng, t\u1ea1o hang v\u00e0 t\u1ea1o v\u00f5ng \u0111\u1ec3 ng\u1ee7 ho\u1eb7c ch\u1ec9 l\u00e0 \u0111\u1ec3 l\u1ea1i c\u00e1c d\u1ea5u v\u1ebft.<\/p>\n<p>Sinh v\u1eadt <em>Chimerarachne yingi<\/em> c\u0169ng c\u00f3 ph\u1ea7n ph\u1ee5 gi\u1ed1ng c\u00e0ng cua \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u00e2n nh\u1ec7n s\u1eed d\u1ee5ng \u0111\u1ec3 di chuy\u1ec3n tinh tr\u00f9ng v\u00e0o con c\u00e1i khi giao ph\u1ed1i, \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i nh\u1ec7n. Ph\u1ea7n \u0111u\u00f4i gi\u1ed1ng roi c\u0169ng \u0111\u01b0\u1ee3c bi\u1ebft nh\u01b0 \u0111\u1ed1t cu\u1ed1i b\u1ee5ng c\u1ee7a \u0111\u1ed9ng v\u1eadt ch\u00e2n kh\u1edbp, c\u00f3 th\u1ec3 ph\u1ee5c v\u1ee5 cho m\u1ed9t gi\u00e1c quan.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, lo\u00e0i nh\u1ec7n ng\u00e0y nay s\u1eed d\u1ee5ng t\u01a1 \u0111\u1ec3 ch\u0103ng t\u01a1 th\u00e0nh m\u1ea1ng \u0111\u1ec3 theo d\u00f5i c\u00e1c thay \u0111\u1ed5i c\u1ee7a m\u00f4i tr\u01b0\u1eddng xung quanh ch\u00fang, ngo\u00e0i ra, lo\u00e0i nh\u1ec7n ng\u00e0y nay c\u00f2n c\u00f3 n\u1ecdc \u0111\u1ed9c.<\/p>\n<p>Tuy nhi\u00ean, c\u1ea3 hai nh\u00f3m nh\u00e0 khoc h\u1ecdc \u0111\u1ec1u kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh <em>Chimerarachna yingi<\/em> c\u00f3 th\u1ec3 g\u00e2y \u0111\u1ed9c cho con m\u1ed3i hay kh\u00f4ng.<\/p>\n<p>C\u00e1c m\u1eabu v\u1eadt c\u1ee7a sinh v\u1eadt m\u1edbi n\u00e0y \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c khu r\u1eebng \u1edf Myanmar, n\u01a1i s\u1ea3n xu\u1ea5t g\u1ea7n 10 t\u1ea5n h\u1ed5 ph\u00e1ch m\u1ed7i n\u0103m.<\/p>\n<p>Theo c\u00e1c nh\u00e0 khoa h\u1ecdc, h\u1ed5 ph\u00e1ch l\u00e0 \u0111i\u1ec1u ki\u1ec7n r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 c\u00f3 th\u1ec3 l\u1ea7n theo d\u1ea5u v\u1ebft nh\u1eefng t\u1ed5 ti\u00ean c\u1ee7a lo\u00e0i nh\u1ec7n b\u1edfi l\u1ebd nh\u1ec7n c\u00f3 c\u01a1 th\u1ec3 m\u1ec1m v\u00e0 kh\u00f4ng c\u00f3 x\u01b0\u01a1ng, do \u0111\u00f3 ch\u00fang kh\u00f4ng b\u1ecb h\u00f3a th\u1ea1ch m\u00e0 ch\u1ec9 trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng \u0111\u1eb7c bi\u1ec7t nh\u01b0 h\u1ed5 ph\u00e1ch, c\u00e1c nh\u00e0 khoa h\u1ecdc m\u1edbi c\u00f3 th\u1ec3 c\u00f3 th\u1ec3 t\u00ecm ra ch\u00fang.<\/p>\n<p style=\"text-align: right;\"><em>(TTXVN)<\/em><\/p>\n<p style=\"text-align: right;\">\n","protected":false},"excerpt":{"rendered":"<p>Hai nh\u00f3m nh\u00e0 khoa h\u1ecdc \u0111\u00e3 th\u00f4ng b\u00e1o v\u1ec1 vi\u1ec7c ph\u00e1t hi\u1ec7n m\u1ed9t &#8220;m\u1eaft x\u00edch b\u1ecb m\u1ea5t t\u00edch&#8221; c\u1ee7a ch\u1ee7ng lo\u00e0i nh\u1ec7n c\u00f3 \u0111u\u00f4i t\u01b0\u01a1ng \u0111\u1ed1i gi\u1ed1ng v\u1edbi lo\u00e0i b\u1ecd c\u1ea1p, \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o trong h\u1ed5 ph\u00e1ch t\u1ea1i nh\u1eefng khu r\u1eebng \u1edf khu v\u1ef1c \u0110\u00f4ng Nam \u00c1 v\u00e0 c\u00f3 ni\u00ean \u0111\u1ea1i [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":8281,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-8280","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/8280","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=8280"}],"version-history":[{"count":4,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/8280\/revisions"}],"predecessor-version":[{"id":8589,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/8280\/revisions\/8589"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/8281"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=8280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=8280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=8280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}