{"id":1111,"date":"2024-08-27T17:15:00","date_gmt":"2024-08-27T17:15:00","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=1111"},"modified":"2024-08-27T17:15:00","modified_gmt":"2024-08-27T17:15:00","slug":"ancient-flying-reptiles-fossils-eggs-reveal-new-insights","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/paleontology\/ancient-flying-reptiles-fossils-eggs-reveal-new-insights\/","title":{"rendered":"B\u00f2 s\u00e1t bi\u1ebft bay th\u1eddi ti\u1ec1n s\u1eed: C\u00e1i nh\u00ecn tho\u00e1ng qua v\u1ec1 cu\u1ed9c s\u1ed1ng v\u00e0 s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a ch\u00fang"},"content":{"rendered":"

B\u00f2 s\u00e1t bi\u1ebft bay th\u1eddi ti\u1ec1n s\u1eed: C\u00e1i nh\u00ecn tho\u00e1ng qua v\u1ec1 cu\u1ed9c s\u1ed1ng v\u00e0 s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a ch\u00fang<\/h2>\n\n

Kh\u00e1m ph\u00e1 tr\u1ee9ng v\u00e0 b\u1ed9 x\u01b0\u01a1ng h\u00f3a th\u1ea1ch<\/h2>\n\n

T\u1ea1i l\u01b0u v\u1ef1c Turpan-Hami c\u1ee7a Trung Qu\u1ed1c, c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t \u0111i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd: m\u1ed9t \u0111\u00e0n b\u00f2 s\u00e1t bi\u1ebft bay h\u00f3a th\u1ea1ch, hay c\u00f2n g\u1ecdi l\u00e0 th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh, c\u00f3 ni\u00ean \u0111\u1ea1i 120 tri\u1ec7u n\u0103m. Trong s\u1ed1 c\u00e1c h\u00f3a th\u1ea1ch c\u00f3 n\u0103m qu\u1ea3 tr\u1ee9ng, \u0111\u00e2y l\u00e0 nh\u1eefng qu\u1ea3 tr\u1ee9ng th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y kh\u00f4ng b\u1ecb d\u1eb9t. Ph\u00e2n t\u00edch d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi cho th\u1ea5y nh\u1eefng qu\u1ea3 tr\u1ee9ng c\u00f3 l\u1edbp v\u1ecf m\u1ecfng b\u1eb1ng canxi cacbonat v\u00e0 m\u1ed9t m\u00e0ng m\u1ecfng m\u1ec1m, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 tr\u1ee9ng c\u1ee7a m\u1ed9t s\u1ed1 lo\u00e0i r\u1eafn hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n

M\u1ed9t chi v\u00e0 lo\u00e0i th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh m\u1edbi<\/h2>\n\n

Ti\u1ebfp t\u1ee5c khai qu\u1eadt \u0111\u00e3 t\u00ecm th\u1ea5y 40 b\u1ed9 x\u01b0\u01a1ng h\u00f3a th\u1ea1ch, ti\u1ebft l\u1ed9 m\u1ed9t chi v\u00e0 lo\u00e0i th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh m\u1edbi \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 Hamipterus tianshanensis. Nh\u1eefng con th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh n\u00e0y c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t khi\u1ebfn ch\u00fang t\u00e1ch bi\u1ec7t v\u1edbi c\u00e1c lo\u00e0i kh\u00e1c, bao g\u1ed3m m\u1ed9t chi\u1ebfc x\u01b0\u01a1ng h\u00ecnh m\u00f3c \u1edf cu\u1ed1i h\u00e0m, h\u1ed1c m\u1eaft r\u1ed9ng h\u01a1n, m\u00e0o tr\u00e1n ph\u00e1t tri\u1ec3n t\u1ed1t v\u00e0 m\u1ed9t x\u01b0\u01a1ng c\u1ed5 tay c\u00f3 gai nh\u00f4 ra. S\u1ea3i c\u00e1nh c\u1ee7a ch\u00fang dao \u0111\u1ed9ng t\u1eeb 4 \u0111\u1ebfn 11 feet.<\/p>\n\n

L\u01b0\u1ee1ng h\u00ecnh gi\u1edbi t\u00ednh<\/h2>\n\n

\u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u nh\u1eadn th\u1ea5y r\u1eb1ng m\u1ed9t s\u1ed1 c\u00e1 th\u1ec3 c\u00f3 m\u00e0o \u0111\u1ea7u kh\u00e1c nhau, m\u1ed9t s\u1ed1 l\u1edbn h\u01a1n v\u00e0 nh\u0103n nheo h\u01a1n nh\u1eefng con kh\u00e1c. \u0110i\u1ec1u n\u00e0y g\u1ee3i \u00fd \u0111\u1ebfn s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a l\u01b0\u1ee1ng h\u00ecnh gi\u1edbi t\u00ednh, khi m\u00e0o l\u1edbn h\u01a1n thu\u1ed9c v\u1ec1 con \u0111\u1ef1c v\u00e0 m\u00e0o nh\u1ecf h\u01a1n thu\u1ed9c v\u1ec1 con c\u00e1i. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u00e1t hi\u1ec7n hi\u1ebfm th\u1ea5y \u1edf \u0111\u1ed9ng v\u1eadt h\u00f3a th\u1ea1ch v\u00e0 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 h\u00e0nh vi x\u00e3 h\u1ed9i c\u1ee7a lo\u00e0i th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh th\u1eddi c\u1ed5 \u0111\u1ea1i.<\/p>\n\n

Th\u00f3i quen l\u00e0m t\u1ed5 v\u00e0 \u0111\u1eddi s\u1ed1ng x\u00e3 h\u1ed9i c\u00f3 t\u00ednh b\u1ea7y \u0111\u00e0n<\/h2>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra tr\u1ee9ng v\u00e0 h\u00f3a th\u1ea1ch c\u1ee7a lo\u00e0i th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh cung c\u1ea5p th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 th\u00f3i quen l\u00e0m t\u1ed5 v\u00e0 \u0111\u1eddi s\u1ed1ng x\u00e3 h\u1ed9i c\u1ee7a ch\u00fang. Nh\u1eefng qu\u1ea3 tr\u1ee9ng \u0111\u01b0\u1ee3c ch\u00f4n trong c\u00e1t \u1ea9m g\u1ea7n b\u1edd m\u1ed9t h\u1ed3 n\u01b0\u1edbc c\u1ed5 \u0111\u1ea1i, gi\u1ed1ng nh\u01b0 h\u00e0nh vi l\u00e0m t\u1ed5 c\u1ee7a lo\u00e0i r\u1eafn chu\u1ed9t hi\u1ec7n \u0111\u1ea1i. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a nhi\u1ec1u c\u00e1 th\u1ec3 c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m b\u1ed9 x\u01b0\u01a1ng t\u01b0\u01a1ng t\u1ef1 cho th\u1ea5y nh\u1eefng con th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh n\u00e0y s\u1ed1ng theo nh\u00f3m x\u00e3 h\u1ed9i c\u00f3 t\u00ednh b\u1ea7y \u0111\u00e0n.<\/p>\n\n

Tuy\u1ec7t ch\u1ee7ng v\u00e0 vai tr\u00f2 c\u1ee7a b\u00e3o<\/h2>\n\n

C\u00e1c l\u1edbp \u0111\u00e1 ch\u1ee9a h\u00f3a th\u1ea1ch \u1edf Turpan-Hami \u0111\u01b0\u1ee3c chia c\u00e1ch b\u1edfi c\u00e1c l\u1edbp b\u00f9n v\u00e0 c\u00e1t, cho th\u1ea5y s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng c\u01a1n b\u00e3o l\u1edbn. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u tin r\u1eb1ng m\u1ed9t c\u01a1n b\u00e3o m\u1ea1nh c\u00f3 th\u1ec3 \u0111\u00e3 gi\u1ebft ch\u1ebft nh\u1eefng con th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh v\u00e0 cu\u1ed1n x\u00e1c v\u00e0 tr\u1ee9ng c\u1ee7a ch\u00fang \u0111\u1ebfn n\u01a1i an ngh\u1ec9 cu\u1ed1i c\u00f9ng, n\u01a1i ch\u00fang nhanh ch\u00f3ng b\u1ecb ch\u00f4n v\u00f9i.<\/p>\n\n

\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi vi\u1ec7c hi\u1ec3u bi\u1ebft v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a v\u00e0 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a quy\u1ec3n sinh quy\u1ec3n<\/h2>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra Hamipterus tianshanensis v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a v\u00e0 s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh. N\u00f3 c\u0169ng nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c nghi\u00ean c\u1ee9u nh\u1eefng thay \u0111\u1ed5i sinh th\u00e1i d\u00e0i h\u1ea1n, v\u00ec n\u00f3 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1ch c\u00e1c qu\u1ea7n th\u1ec3 c\u00f3 th\u1ec3 th\u00edch nghi v\u00e0 \u1ee9ng ph\u00f3 v\u1edbi ngh\u1ecbch c\u1ea3nh tr\u00ean thang th\u1eddi gian \u0111\u1ecba ch\u1ea5t.<\/p>\n\n

H\u01a1n n\u1eefa, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c h\u00e0nh vi x\u00e3 h\u1ed9i c\u00f3 t\u00ednh b\u1ea7y \u0111\u00e0n v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m gi\u1ed1ng lo\u00e0i b\u00f2 s\u00e1t \u1edf nh\u1eefng lo\u00e0i b\u00f2 s\u00e1t bi\u1ebft bay c\u1ed5 \u0111\u1ea1i n\u00e0y th\u00e1ch th\u1ee9c s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 m\u1ed1i quan h\u1ec7 gi\u1eefa th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh v\u00e0 chim. \u0110i\u1ec1u n\u00e0y g\u1ee3i \u00fd r\u1eb1ng nh\u1eefng \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng gi\u1eefa th\u1eb1n l\u1eb1n c\u00f3 c\u00e1nh v\u00e0 chim v\u1ec1 m\u1eb7t th\u00edch nghi \u0111\u1ec3 bay c\u00f3 th\u1ec3 \u0111\u00e3 ti\u1ebfn h\u00f3a \u0111\u1ed9c l\u1eadp, ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00f4ng qua m\u1ed9t d\u00f2ng d\u00f5i ti\u1ebfn h\u00f3a tr\u1ef1c ti\u1ebfp.<\/p>\n\n

Gi\u00e1 tr\u1ecb c\u1ee7a nghi\u00ean c\u1ee9u c\u1ed5 sinh v\u1eadt h\u1ecdc<\/h2>\n\n

Kh\u00e1m ph\u00e1 n\u00e0y nh\u1ea5n m\u1ea1nh gi\u00e1 tr\u1ecb c\u1ee7a nghi\u00ean c\u1ee9u c\u1ed5 sinh v\u1eadt h\u1ecdc trong vi\u1ec7c gi\u1ea3i m\u00e3 nh\u1eefng b\u00ed \u1ea9n v\u1ec1 s\u1ef1 s\u1ed1ng trong qu\u00e1 kh\u1ee9 tr\u00ean Tr\u00e1i \u0111\u1ea5t. B\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u c\u00e1c di t\u00edch h\u00f3a th\u1ea1ch, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 h\u00e0nh vi, sinh h\u1ecdc v\u00e0 s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a c\u00e1c sinh v\u1eadt c\u1ed5 \u0111\u1ea1i. N\u00f3 c\u0169ng nh\u1eafc nh\u1edf ch\u00fang ta v\u1ec1 m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa t\u1ea5t c\u1ea3 c\u00e1c sinh v\u1eadt s\u1ed1ng v\u00e0 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a v\u00e0 thay \u0111\u1ed5i li\u00ean t\u1ee5c \u0111\u1ecbnh h\u00ecnh n\u00ean quy\u1ec3n sinh quy\u1ec3n tr\u00ean c\u00e1c thang th\u1eddi gian r\u1ed9ng l\u1edbn.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00f2 s\u00e1t bi\u1ebft bay th\u1eddi ti\u1ec1n s\u1eed: C\u00e1i nh\u00ecn tho\u00e1ng qua v\u1ec1 cu\u1ed9c s\u1ed1ng v\u00e0 s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a ch\u00fang Kh\u00e1m ph\u00e1 tr\u1ee9ng v\u00e0 b\u1ed9 x\u01b0\u01a1ng h\u00f3a th\u1ea1ch T\u1ea1i l\u01b0u…<\/p>\n","protected":false},"author":2,"featured_media":24108,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[2563,137,2565,239,2566,2564,136,400],"class_list":["post-1111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paleontology","tag-ancient-flying-reptiles","tag-paleontology","tag-eggs","tag-fossils","tag-nesting-habits","tag-pterosaurs","tag-evolution","tag-extinction"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1111","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=1111"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1111\/revisions"}],"predecessor-version":[{"id":24162,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1111\/revisions\/24162"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/24108"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=1111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=1111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=1111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}