{"id":4091,"date":"2022-10-12T01:02:38","date_gmt":"2022-10-12T01:02:38","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=4091"},"modified":"2022-10-12T01:02:38","modified_gmt":"2022-10-12T01:02:38","slug":"wild-things-life-as-we-know-it-2","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/natural-history\/wild-things-life-as-we-know-it-2\/","title":{"rendered":"Nh\u1eefng \u0111i\u1ec1u k\u1ef3 th\u00fa hoang d\u00e3: S\u1ef1 s\u1ed1ng nh\u01b0 ch\u00fang ta bi\u1ebft"},"content":{"rendered":"

Th\u1ebf gi\u1edbi hoang d\u00e3: S\u1ef1 s\u1ed1ng nh\u01b0 ch\u00fang ta bi\u1ebft<\/h2>\n\n

Qu\u1ef9 \u0111\u1ea1o Tr\u00e1i \u0111\u1ea5t v\u00e0 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa<\/h2>\n\n

C\u1ee9 m\u1ed7i 1 tri\u1ec7u n\u0103m, \u0111\u1ed9 nghi\u00eang c\u1ee7a Tr\u00e1i \u0111\u1ea5t l\u1ea1i thay \u0111\u1ed5i v\u00e0 c\u1ee9 2,5 tri\u1ec7u n\u0103m, qu\u1ef9 \u0111\u1ea1o c\u1ee7a n\u00f3 l\u1ea1i tr\u1edf n\u00ean tr\u00f2n h\u01a1n. Nh\u1eefng dao \u0111\u1ed9ng n\u00e0y c\u00f3 t\u00e1c \u0111\u1ed9ng s\u00e2u s\u1eafc \u0111\u1ebfn qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa. M\u1ed9t nghi\u00ean c\u1ee9u c\u1ee7a \u0110\u1ea1i h\u1ecdc Utrecht \u1edf H\u00e0 Lan ph\u00e1t hi\u1ec7n ra r\u1eb1ng s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a c\u00e1c lo\u00e0i g\u1eb7m nh\u1ea5m \u1edf T\u00e2y Ban Nha tr\u00f9ng kh\u1edbp v\u1edbi nh\u1eefng thay \u0111\u1ed5i v\u1ec1 qu\u1ef9 \u0111\u1ea1o n\u00e0y. T\u00e1c \u0111\u1ed9ng l\u00e0m m\u00e1t c\u1ee7a nh\u1eefng dao \u0111\u1ed9ng n\u00e0y \u1edf B\u00e1n c\u1ea7u B\u1eafc c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 g\u00f3p ph\u1ea7n v\u00e0o nh\u1eefng l\u1ea7n tuy\u1ec7t ch\u1ee7ng n\u00e0y.<\/p>\n\n

Di truy\u1ec1n bi\u1ec3u hi\u1ec7n tr\u00ean khu\u00f4n m\u1eb7t<\/h2>\n\n

Theo l\u1ebd th\u01b0\u1eddng th\u00ec, bi\u1ec3u hi\u1ec7n tr\u00ean khu\u00f4n m\u1eb7t ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c h\u1ecdc t\u1eeb cha m\u1eb9. Tuy nhi\u00ean, m\u1ed9t nghi\u00ean c\u1ee9u c\u1ee7a \u0110\u1ea1i h\u1ecdc Haifa \u1edf Israel l\u1ea1i th\u00e1ch th\u1ee9c quan ni\u1ec7m n\u00e0y. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 quay phim ph\u1ecfng v\u1ea5n nh\u1eefng ng\u01b0\u1eddi khi\u1ebfm th\u1ecb b\u1ea9m sinh v\u00e0 th\u1ea5y r\u1eb1ng bi\u1ec3u hi\u1ec7n tr\u00ean khu\u00f4n m\u1eb7t c\u1ee7a h\u1ecd r\u1ea5t gi\u1ed1ng v\u1edbi bi\u1ec3u hi\u1ec7n c\u1ee7a nh\u1eefng ng\u01b0\u1eddi th\u00e2n c\u1eadn. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y c\u00e1i nh\u00edu m\u00e0y, n\u1ee5 c\u01b0\u1eddi v\u00e0 v\u1ebb cau c\u00f3 c\u00f3 th\u1ec3 c\u00f3 c\u01a1 s\u1edf di truy\u1ec1n.<\/p>\n\n

B\u00ed m\u1eadt t\u01a1 l\u1ee5a c\u1ee7a lo\u00e0i nh\u1ec7n \u0111\u1ea7u ng\u1ef1a ng\u1ef1a v\u1eb1n<\/h2>\n\n

Khi nghi\u00ean c\u1ee9u lo\u00e0i nh\u1ec7n \u0111\u1ea7u ng\u1ef1a ng\u1ef1a v\u1eb1n, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u1edf \u0110\u1ee9c \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng b\u1ea5t ng\u1edd: d\u1ea5u ch\u00e2n t\u01a1 l\u1ee5a. Nh\u1eefng d\u1ea5u ch\u00e2n n\u00e0y kh\u00f4ng ph\u1ea3i do c\u00e1c tuy\u1ebfn t\u01a1 \u1edf b\u1ee5ng c\u1ee7a lo\u00e0i nh\u1ec7n \u0111\u1ea7u ng\u1ef1a ng\u1ef1a v\u1eb1n t\u1ea1o ra m\u00e0 l\u00e0 do nh\u1eefng c\u1ea5u tr\u00fac nh\u1ecf tr\u00ean ch\u00e2n c\u1ee7a ch\u00fang. Ph\u00e1t hi\u1ec7n n\u00e0y ch\u1ec9 ra r\u1eb1ng nh\u1eefng lo\u00e0i nh\u1ec7n kh\u1ed5ng l\u1ed3 n\u00e0y s\u1eed d\u1ee5ng t\u01a1 \u0111\u1ec3 t\u1ea1o l\u1ef1c k\u00e9o tr\u00ean nh\u1eefng chi\u1ebfc l\u00e1 tr\u01a1n tr\u01b0\u1ee3t c\u1ee7a r\u1eebng m\u01b0a.<\/p>\n\n

C\u00e2y k\u00fd sinh: Nh\u1eefng ch\u00fa ch\u00f3 \u0111\u00e1nh h\u01a1i c\u1ee7a V\u01b0\u01a1ng qu\u1ed1c th\u1ef1c v\u1eadt<\/h2>\n\n

Cuscuta pentagona, m\u1ed9t lo\u00e0i th\u1ef1c v\u1eadt k\u00fd sinh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 d\u00e2y t\u01a1 h\u1ed3ng, c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 ph\u00e1t hi\u1ec7n ra c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc trong kh\u00f4ng kh\u00ed do v\u1eadt ch\u1ee7 \u01b0a th\u00edch c\u1ee7a n\u00f3 l\u00e0 c\u00e2y c\u00e0 chua ph\u00e1t ra. Kh\u1ea3 n\u0103ng “\u0111\u00e1nh h\u01a1i” n\u00e0y, \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Bang Pennsylvania ph\u00e1t hi\u1ec7n ra, cho ph\u00e9p c\u00e2y con d\u00e2y t\u01a1 h\u1ed3ng nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed v\u1eadt ch\u1ee7 c\u1ee7a ch\u00fang, t\u1ed1i \u0111a h\u00f3a c\u01a1 h\u1ed9i s\u1ed1ng s\u00f3t c\u1ee7a ch\u00fang. Kh\u00e1m ph\u00e1 n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 ki\u1ec3m so\u00e1t lo\u00e0i c\u1ecf d\u1ea1i c\u00f3 h\u1ea1i n\u00e0y.<\/p>\n\n

Ph\u00e2n lo\u1ea1i v\u00e0 b\u1ea3o t\u1ed3n chim<\/h2>\n\n

\u1ede d\u00e3y Andes c\u1ee7a Colombia, nh\u00e0 \u0111i\u1ec3u c\u1ea7m h\u1ecdc Thomas Donegan thu\u1ed9c t\u1ed5 ch\u1ee9c Fundaci\u00f3n ProAves \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t ph\u00e2n lo\u00e0i m\u1edbi c\u1ee7a lo\u00e0i s\u1ebb b\u1ee5i ng\u1ef1c v\u00e0ng. Theo truy\u1ec1n th\u1ed1ng, c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt m\u1edbi \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u00e1c m\u1eabu v\u1eadt \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n. Tuy nhi\u00ean, hi\u1ec7n t\u1ea1i ch\u00ednh quy\u1ec1n \u0111\u00e3 cho ph\u00e9p s\u1eed d\u1ee5ng b\u1eb1ng ch\u1ee9ng t\u1eeb c\u00e1c m\u1eabu v\u1eadt s\u1ed1ng. Donegan l\u00e0 m\u1ed9t trong ba nh\u00e0 khoa h\u1ecdc duy nh\u1ea5t th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nhi\u1ebfp \u1ea3nh v\u00e0 l\u1ea5y m\u1eabu DNA \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ph\u00e2n lo\u00e0i m\u1edbi n\u00e0y.<\/p>\n\n

B\u1ea3o t\u1ed3n v\u00e0 th\u1ea3 m\u1ed9t ph\u00e2n lo\u00e0i chim m\u1edbi<\/h2>\n\n

Kh\u00e1m ph\u00e1 c\u1ee7a Donegan nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a c\u00e1c n\u1ed7 l\u1ef1c b\u1ea3o t\u1ed3n. Thay v\u00ec b\u1ea3o qu\u1ea3n m\u1eabu v\u1eadt, \u00f4ng \u0111\u00e3 th\u1ea3 ch\u00fa chim tr\u1edf l\u1ea1i t\u1ef1 nhi\u00ean. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y c\u00e2n b\u1eb1ng gi\u1eefa nhu c\u1ea7u ghi ch\u00e9p khoa h\u1ecdc v\u1edbi vi\u1ec7c b\u1ea3o t\u1ed3n \u0111a d\u1ea1ng sinh h\u1ecdc.<\/p>\n\n

S\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa khoa h\u1ecdc v\u00e0 thi\u00ean nhi\u00ean<\/h2>\n\n

Nh\u1eefng nghi\u00ean c\u1ee9u n\u00e0y l\u00e0m s\u00e1ng t\u1ecf b\u1ea3n ch\u1ea5t ph\u1ee9c t\u1ea1p v\u00e0 c\u00f3 s\u1ef1 li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd c\u1ee7a s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0111\u1ea5t. T\u1eeb \u1ea3nh h\u01b0\u1edfng c\u1ee7a nh\u1eefng thay \u0111\u1ed5i v\u1ec1 qu\u1ef9 \u0111\u1ea1o \u0111\u1ebfn qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa \u0111\u1ebfn c\u01a1 s\u1edf di truy\u1ec1n c\u1ee7a bi\u1ec3u hi\u1ec7n khu\u00f4n m\u1eb7t, t\u1eeb h\u00e0nh vi \u1ea9n c\u1ee7a lo\u00e0i nh\u1ec7n \u0111\u1ea7u ng\u1ef1a ng\u1ef1a v\u1eb1n \u0111\u1ebfn kh\u1ea3 n\u0103ng \u0111\u00e1ng ch\u00fa \u00fd c\u1ee7a c\u00e2y k\u00fd sinh v\u00e0 t\u1eeb vi\u1ec7c b\u1ea3o t\u1ed3n c\u00e1c lo\u00e0i chim \u0111\u1ebfn vi\u1ec7c th\u1ea3 m\u1ed9t ph\u00e2n lo\u00e0i m\u1edbi, khoa h\u1ecdc ti\u1ebfp t\u1ee5c ti\u1ebft l\u1ed9 nh\u1eefng \u0111i\u1ec1u k\u1ef3 di\u1ec7u v\u00e0 ph\u1ee9c t\u1ea1p c\u1ee7a th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean.<\/p>","protected":false},"excerpt":{"rendered":"

Th\u1ebf gi\u1edbi hoang d\u00e3: S\u1ef1 s\u1ed1ng nh\u01b0 ch\u00fang ta bi\u1ebft Qu\u1ef9 \u0111\u1ea1o Tr\u00e1i \u0111\u1ea5t v\u00e0 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa C\u1ee9 m\u1ed7i 1 tri\u1ec7u n\u0103m, \u0111\u1ed9…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[244],"tags":[1896,499,7557,188,7556,7555,136],"class_list":["post-4091","post","type-post","status-publish","format-standard","hentry","category-natural-history","tag-bird-conservation","tag-facial-expressions","tag-parasitic-plants","tag-genetics","tag-zebra-tarantulas","tag-earths-orbit","tag-evolution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4091","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=4091"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4091\/revisions"}],"predecessor-version":[{"id":4092,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4091\/revisions\/4092"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=4091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=4091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=4091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}