T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 3 – Arkady Leokum<\/p>\n\n\n\n
Theo c\u00e1c nh\u00e0 khoa h\u1ecdc th\u00ec lo\u00e0i kh\u1ee7ng long \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n tr\u00ean \u0111\u1ecba c\u1ea7u c\u00e1ch \u0111\u00e2y kho\u1ea3ng 180 tri\u1ec7u n\u0103m v\u00e0 b\u1ecb tuy\u1ec7t di\u1ec7t c\u00e1ch \u0111\u00e2y kho\u1ea3ng 60 tri\u1ec7u n\u0103m. Ngh\u0129a l\u00e0 r\u1ea5t l\u00e2u tr\u01b0\u1edbc khi con ng\u01b0\u1eddi xu\u1ea5t hi\u1ec7n tr\u00ean \u0111\u1ecba c\u1ea7u, th\u1eadm ch\u00ed, r\u1ea5t l\u00e2u tr\u01b0\u1edbc khi c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c lo\u00e0i sinh v\u1eadt kh\u00e1c nh\u01b0 ch\u00f3, th\u1ecf ng\u1ef1a, kh\u1ec9 v\u00e0 voi n\u1eefa kia. V\u1eady m\u00e0 b\u1eb1ng c\u00e1ch n\u00e0o m\u00e0 ta bi\u1ebft \u0111\u01b0\u1ee3c r\u1eb1ng v\u00e0o th\u1eddi \u0111\u00f3 c\u00f3 nh\u1eefng con v\u1eadt nh\u01b0 kh\u1ee7ng long sinh s\u1ed1ng tr\u00ean \u0111\u1ecba c\u1ea7u? Ch\u00ednh l\u00e0 nh\u1edd nh\u1eefng \u0111\u1ecba khai, h\u00f3a th\u1ea1ch c\u1ee7a c\u00e1c ph\u1ea7n c\u1ee9ng c\u1ee7a c\u00e1c sinh v\u1eadt n\u00e0y – nh\u01b0 h\u00e0m r\u0103ng, x\u01b0\u01a1ng\u2026 ch\u1eb3ng h\u1ea1n – m\u00e0 c\u00e1c nh\u00e0 kh\u1ea3o c\u1ed5 sinh v\u1eadt h\u1ecdc \u0111\u00e3 nghi\u00ean c\u1ee9u v\u00e0 t\u1eeb \u0111\u00f3 t\u00e1i hi\u1ec7n l\u1ea1i h\u00ecnh d\u1ea1ng c\u1ee7a ch\u00fang. \u0111\u00f4i khi ng\u01b0\u1eddi ta c\u00f2n t\u00ecm \u0111\u01b0\u1ee3c \u0111\u1ecba khai, h\u00f3a th\u1ea1ch c\u1ee7a g\u00e2n v\u00e0 da. H\u00f3a th\u1ea1ch lo\u1ea1i n\u00e0y l\u1ea1i c\u00e0ng cho ta nhi\u1ec1u \u201cmanh m\u1ed1i\u201d t\u1ed1t h\u01a1n n\u1eefa. C\u00e1c h\u00f3a th\u1ea1ch c\u0169ng c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t v\u1ebft k\u00e9o l\u00ea ho\u1eb7c d\u1ea5u ch\u00e2n \u0111\u1ec3 l\u1ea1i tr\u00ean c\u00e1t, tr\u00ean b\u00f9n t\u1eeb th\u1eddi k\u1ef3 tr\u01b0\u1edbc c\u1ea3 th\u1eddi k\u1ef3 \u0111\u1ed3 \u0111\u00e1. Nh\u1eefng ch\u1ee9ng t\u00edch n\u00e0y \u0111\u00e3 cho bi\u1ebft lo\u00e0i kh\u1ee7ng long \u0111i \u0111\u1ee9ng nh\u01b0 th\u1ebf n\u00e0o ho\u1eb7c ch\u00fang \u0111i b\u1eb1ng hai hay b\u1eb1ng b\u1ed1n ch\u00e2n. Nh\u01b0ng \u0111\u1ecba khai qu\u00fd hi\u1ebfm h\u01a1n h\u1ebft l\u00e0 tr\u1ee9ng c\u1ee7a lo\u00e0i kh\u1ee7ng long.<\/p>\n\n\n\n
D\u1ef1a v\u00e0o nh\u1eefng ch\u1ee9ng t\u00edch tr\u00ean, ng\u01b0\u1eddi ta bi\u1ebft r\u1eb1ng t\u1eeb xa x\u01b0a \u0111\u00e3 c\u00f3 lo\u00e0i kh\u1ee7ng long m\u00e0 c\u00f2n bi\u1ebft r\u1eb1ng th\u00e2n n\u00f3 d\u00e0i kho\u1ea3ng 20m \u0111\u00ean 25m v\u00e0 n\u1eb7ng 40 t\u1ea5n. Ta c\u0169ng bi\u1ebft ch\u00fang s\u1ed1ng tr\u00ean c\u00e1c \u0111\u1ea7m l\u1ea7y v\u00e0 \u0103n th\u1ea3o m\u1ed9c. Ng\u01b0\u1eddi ta c\u00f2n bi\u1ebft t\u1edbi m\u1ee9c nh\u01b0 lo\u1ea1i qu\u00e1i d\u1ecb long (allosauras) c\u00f3 r\u0103ng nh\u1ecdn, h\u00e0m m\u1ea1nh v\u1eeba \u0103n th\u1ecbt c\u00e1c lo\u00e0i kh\u1ee7ng long kh\u00e1c, v\u1eeba \u0103n th\u1ea3o m\u1ed9c.<\/p>\n\n\n\n
Nh\u01b0 ta th\u1ea5y \u0111\u00f3, c\u00e1c nh\u00e0 khoa h\u1ecdc ch\u1ec9 d\u1ef1a v\u00e0o c\u00e1c \u0111\u1ecba khai, h\u00f3a th\u1ea1ch c\u1ee7a nhi\u1ec1u m\u1ea3nh x\u01b0\u01a1ng, r\u0103ng\u2026 linh tinh, nh\u1ecf nh\u00edt v\u1eady m\u00e0 v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0a ra nh\u1eefng nh\u1eadn \u0111\u1ecbnh r\u1ea5t x\u00e1c \u0111\u00e1ng v\u1ec1 lo\u00e0i c\u1ed5 sinh v\u1eadt n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 3 – Arkady Leokum Theo c\u00e1c nh\u00e0 khoa h\u1ecdc th\u00ec lo\u00e0i kh\u1ee7ng long \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n tr\u00ean \u0111\u1ecba c\u1ea7u c\u00e1ch \u0111\u00e2y kho\u1ea3ng 180 tri\u1ec7u n\u0103m v\u00e0 b\u1ecb tuy\u1ec7t di\u1ec7t c\u00e1ch \u0111\u00e2y kho\u1ea3ng 60 tri\u1ec7u n\u0103m. Ngh\u0129a l\u00e0 r\u1ea5t l\u00e2u tr\u01b0\u1edbc khi con […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-14103","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=14103"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14103\/revisions"}],"predecessor-version":[{"id":14104,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14103\/revisions\/14104"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}