{"id":2167,"date":"2020-09-23T23:57:53","date_gmt":"2020-09-23T23:57:53","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2167"},"modified":"2020-09-23T23:57:53","modified_gmt":"2020-09-23T23:57:53","slug":"t-rex-tongue-mobility","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/biology\/t-rex-tongue-mobility\/","title":{"rendered":"B\u1ea5t ng\u1edd v\u1ec1 kh\u1ee7ng long b\u1ea1o ch\u00faa T. Rex: Kh\u00f4ng th\u1ec3 th\u00e8 l\u01b0\u1ee1i?"},"content":{"rendered":"

Tr\u00ean th\u1ef1c t\u1ebf, c\u00f3 kh\u1ea3 n\u0103ng T. Rex kh\u00f4ng th\u1ec3 th\u00e8 l\u01b0\u1ee1i ra ngo\u00e0i<\/h2>\n\n

Kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i \u1edf kh\u1ee7ng long<\/h2>\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra r\u1eb1ng lo\u00e0i kh\u1ee7ng long b\u1ea1o ch\u00faa Tyrannosaurus rex \u0111\u00e1ng s\u1ee3, th\u01b0\u1eddng \u0111\u01b0\u1ee3c mi\u00eau t\u1ea3 v\u1edbi h\u00e0m h\u00e1 r\u1ed9ng v\u00e0 l\u01b0\u1ee1i th\u00e8 ra ngo\u00e0i, c\u00f3 th\u1ec3 kh\u00f4ng th\u1ec3 c\u1eed \u0111\u1ed9ng l\u01b0\u1ee1i nhi\u1ec1u.<\/p>\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Texas t\u1ea1i Austin v\u00e0 Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc Trung Qu\u1ed1c \u0111\u00e3 ki\u1ec3m tra h\u01a1n 330 m\u1eabu h\u00f3a th\u1ea1ch \u0111\u1ec3 nghi\u00ean c\u1ee9u x\u01b0\u01a1ng m\u00f3ng c\u1ee7a kh\u1ee7ng long, x\u01b0\u01a1ng n\u00e0y neo l\u01b0\u1ee1i v\u00e0o mi\u1ec7ng. H\u1ecd ph\u00e1t hi\u1ec7n ra r\u1eb1ng h\u1ea7u h\u1ebft kh\u1ee7ng long \u0111\u1ec1u c\u00f3 x\u01b0\u01a1ng m\u00f3ng ng\u1eafn v\u00e0 \u0111\u01a1n gi\u1ea3n, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 x\u01b0\u01a1ng m\u00f3ng c\u1ee7a c\u00e1 s\u1ea5u v\u00e0 c\u00e1 s\u1ea5u hoa c\u00e0, cho th\u1ea5y ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i h\u1ea1n ch\u1ebf.<\/p>\n\n

Ng\u01b0\u1ee3c l\u1ea1i, chim c\u00f3 l\u01b0\u1ee1i r\u1ea5t \u0111a d\u1ea1ng v\u00e0 ph\u1ee9c t\u1ea1p, cho ph\u00e9p ch\u00fang th\u00e8 l\u01b0\u1ee1i ra kh\u1ecfi mi\u1ec7ng r\u1ea5t xa. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n ra r\u1eb1ng kh\u1ee7ng long gi\u1ed1ng chim v\u00e0 th\u1eb1n l\u1eb1n bay c\u0169ng c\u00f3 x\u01b0\u01a1ng l\u01b0\u1ee1i ph\u1ee9c t\u1ea1p, d\u1eabn \u0111\u1ebfn gi\u1ea3 thuy\u1ebft cho r\u1eb1ng s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng bay.<\/p>\n\n

Vai tr\u00f2 c\u1ee7a kh\u1ea3 n\u0103ng bay trong s\u1ef1 v\u1eadn \u0111\u1ed9ng c\u1ee7a l\u01b0\u1ee1i<\/h2>\n\n

Khi b\u00e0n tay c\u1ee7a c\u00e1c lo\u00e0i sinh v\u1eadt c\u1ed5 \u0111\u1ea1i ti\u1ebfn h\u00f3a th\u00e0nh c\u00e1nh, ch\u00fang c\u1ea7n l\u01b0\u1ee1i linh ho\u1ea1t h\u01a1n \u0111\u1ec3 thao t\u00e1c th\u1ee9c \u0103n. Kh\u1ea3 n\u0103ng bay c\u0169ng c\u00f3 th\u1ec3 gi\u00fap kh\u1ee7ng long ti\u1ebfp c\u1eadn c\u00e1c lo\u1ea1i th\u1ee9c \u0103n kh\u00e1c nhau, \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 l\u01b0\u1ee1i v\u00e0 mi\u1ec7ng chuy\u00ean bi\u1ec7t.<\/p>\n\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a ch\u1ebf \u0111\u1ed9 \u0103n \u0111\u1ebfn kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng c\u1ee7a l\u01b0\u1ee1i<\/h2>\n\n

Tuy nhi\u00ean, kh\u1ea3 n\u0103ng bay c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 duy nh\u1ea5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i c\u1ee7a kh\u1ee7ng long. Nh\u00f3m kh\u1ee7ng long \u0103n c\u1ecf Ornithischia, bao g\u1ed3m c\u1ea3 kh\u1ee7ng long ba s\u1eebng, c\u0169ng c\u00f3 x\u01b0\u01a1ng m\u00f3ng ph\u1ee9c t\u1ea1p, c\u00f3 l\u1ebd v\u00ec ch\u00fang c\u1ea7n nhai th\u1ee9c \u0103n k\u1ef9 h\u01a1n so v\u1edbi kh\u1ee7ng long \u0103n th\u1ecbt nh\u01b0 T. rex.<\/p>\n\n

\u00dd ngh\u0129a c\u1ee7a x\u01b0\u01a1ng m\u00f3ng<\/h2>\n\n

X\u01b0\u01a1ng m\u00f3ng \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c hi\u1ec3u kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i c\u1ee7a kh\u1ee7ng long. B\u1eb1ng c\u00e1ch so s\u00e1nh x\u01b0\u01a1ng m\u00f3ng c\u1ee7a kh\u1ee7ng long v\u1edbi x\u01b0\u01a1ng m\u00f3ng c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt hi\u1ec7n \u0111\u1ea1i, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 suy ra ph\u1ea1m vi chuy\u1ec3n \u0111\u1ed9ng v\u00e0 s\u1ef1 kh\u00e9o l\u00e9o c\u1ee7a l\u01b0\u1ee1i kh\u1ee7ng long.<\/p>\n\n

S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i \u1edf kh\u1ee7ng long<\/h2>\n\n

S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i \u1edf kh\u1ee7ng long l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 ph\u1ee9c t\u1ea1p v\u00e0 h\u1ea5p d\u1eabn. C\u00e1c nh\u00e0 khoa h\u1ecdc v\u1eabn \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c c\u1ea5u tr\u00fac l\u01b0\u1ee1i kh\u00e1c nhau v\u00e0 \u00fd ngh\u0129a c\u1ee7a ch\u00fang \u0111\u1ed1i v\u1edbi h\u00e0nh vi v\u00e0 sinh th\u00e1i c\u1ee7a kh\u1ee7ng long.<\/p>\n\n

M\u1ed1i quan h\u1ec7 gi\u1eefa kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i v\u00e0 s\u1ef1 \u0111a d\u1ea1ng h\u00f3a c\u1ee7a c\u00e1c lo\u00e0i kh\u1ee7ng long<\/h2>\n\n

Kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong s\u1ef1 \u0111a d\u1ea1ng h\u00f3a c\u1ee7a c\u00e1c lo\u00e0i kh\u1ee7ng long. Nh\u1eefng con kh\u1ee7ng long c\u00f3 l\u01b0\u1ee1i linh ho\u1ea1t h\u01a1n c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn nhi\u1ec1u ngu\u1ed3n th\u1ee9c \u0103n h\u01a1n v\u00e0 thao t\u00e1c th\u1ee9c \u0103n hi\u1ec7u qu\u1ea3 h\u01a1n, mang l\u1ea1i cho ch\u00fang l\u1ee3i th\u1ebf c\u1ea1nh tranh so v\u1edbi nh\u1eefng con kh\u1ee7ng long c\u00f3 l\u01b0\u1ee1i \u00edt linh ho\u1ea1t h\u01a1n.<\/p>\n\n

Vai tr\u00f2 c\u1ee7a kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i trong s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a kh\u1ee7ng long<\/h2>\n\n

Kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a kh\u1ee7ng long. N\u00f3 cho ph\u00e9p ch\u00fang khai th\u00e1c nhi\u1ec1u ngu\u1ed3n th\u1ee9c \u0103n, th\u00edch nghi v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau v\u00e0 \u0111a d\u1ea1ng h\u00f3a th\u00e0nh nhi\u1ec1u lo\u00e0i.<\/p>\n\n

K\u1ebft lu\u1eadn<\/h2>\n\n

Ph\u00e1t hi\u1ec7n ra r\u1eb1ng T. rex v\u00e0 nhi\u1ec1u lo\u00e0i kh\u1ee7ng long kh\u00e1c c\u00f3 kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i h\u1ea1n ch\u1ebf \u0111\u00e3 th\u00e1ch th\u1ee9c quan ni\u1ec7m truy\u1ec1n th\u1ed1ng c\u1ee7a ch\u00fang ta v\u1ec1 nh\u1eefng ng\u01b0\u1eddi kh\u1ed5ng l\u1ed3 th\u1eddi ti\u1ec1n s\u1eed n\u00e0y. N\u00f3 c\u0169ng l\u00e0m n\u1ed5i b\u1eadt t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c nghi\u00ean c\u1ee9u c\u00e1c c\u1ea5u tr\u00fac tinh t\u1ebf c\u1ee7a h\u00f3a th\u1ea1ch \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc h\u01a1n v\u1ec1 gi\u1ea3i ph\u1eabu v\u00e0 h\u00e0nh vi c\u1ee7a kh\u1ee7ng long.<\/p>","protected":false},"excerpt":{"rendered":"

Tr\u00ean th\u1ef1c t\u1ebf, c\u00f3 kh\u1ea3 n\u0103ng T. Rex kh\u00f4ng th\u1ec3 th\u00e8 l\u01b0\u1ee1i ra ngo\u00e0i Kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng l\u01b0\u1ee1i \u1edf kh\u1ee7ng long C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[137,134,136,4529],"class_list":["post-2167","post","type-post","status-publish","format-standard","hentry","category-biology","tag-paleontology","tag-dinosaurs","tag-evolution","tag-tongue-mobility"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2167","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=2167"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2167\/revisions"}],"predecessor-version":[{"id":2168,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2167\/revisions\/2168"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=2167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=2167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=2167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}