Trong \u0111\u1ed9ng v\u1eadt b\u00f2 s\u00e1t tr\u00ean th\u1ebf gi\u1edbi hi\u1ec7n nay, r\u1eafn, th\u1eb1n l\u1eb1n hay r\u00f9a sau khi \u0111\u1ebb tr\u1ee9ng th\u00ec con m\u1eb9 th\u01b0\u1eddng d\u00f9ng b\u00f9n, c\u00e1t v.v. \u0111\u1ec3 ph\u1ee7 nh\u1eefng qu\u1ea3 tr\u1ee9ng n\u00e0y, sau \u0111\u00f3 tr\u1ee9ng n\u1edf ra an to\u00e0n hay b\u1ecb k\u1ebb \u0111\u1ecbch \u0103n m\u1ea5t, ch\u1ec9 c\u00f3 th\u1ec3 ph\u00f3 th\u00e1c cho s\u1ed1 ph\u1eadn. Kh\u1ee7ng long l\u00e0 \u0111\u1ed9ng v\u1eadt b\u00f2 s\u00e1t li\u1ec7u ch\u00fang sinh s\u1ea3n v\u00e0 nu\u00f4i con c\u00f3 gi\u1ed1ng b\u00f2 s\u00e1t hi\u1ec7n \u0111\u1ea1i kh\u00f4ng?<\/p>\n\n\n\n
N\u0103m 1978, nh\u00e0 kh\u1ee7ng long h\u1ecdc ng\u01b0\u1eddi M\u0129 t\u1ea1i m\u1ed9t \u0111\u1ecba ph\u01b0\u01a1ng c\u1ee7a bang Montana \u0111\u00e3 ph\u00e1t hi\u1ec7n m\u1ed9t n\u01a1i tr\u00fa ng\u1ee5 t\u1eadp th\u1ec3 c\u1ee7a kh\u1ee7ng long. Trong hang \u1ed5 to l\u1edbn n\u00e0y, c\u00f3 tr\u1ee9ng v\u00e0 c\u0169ng c\u00f3 ph\u00f4i thai s\u1eafp n\u1edf, c\u00f2n c\u00f3 kh\u1ee7ng long con v\u1eeba n\u1edf ra t\u1eeb v\u1ecf. R\u0103ng c\u1ee7a nh\u1eefng ch\u00fa kh\u1ee7ng long con n\u00e0y c\u00f3 d\u1ea5u hi\u1ec7n m\u00e0i m\u00f2n r\u00f5 r\u00e0ng, cho th\u1ea5y \u0111\u00e3 b\u1eaft \u0111\u1ea7u \u0103n u\u1ed1ng, nh\u01b0ng s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ee9 chi l\u1ea1i kh\u00f4ng ho\u00e0n to\u00e0n, hi\u1ec3n nhi\u00ean v\u1eabn ch\u01b0a b\u1eaft \u0111\u1ea7u b\u00f2 v\u1edbi \u00fd ngh\u0129a th\u1eadt s\u1ef1. Do v\u1eady, ti\u1ebfn s\u0129 cho r\u1eb1ng, ch\u00fang \u1edf trong t\u1ed5 \u0111\u01b0\u1ee3c b\u1ed1 m\u1eb9 hay nh\u1eefng con kh\u1ee7ng long tr\u01b0\u1edfng th\u00e0nh kh\u00e1c cung c\u1ea5p th\u1ee9c \u0103n c\u1ea7n thi\u1ebft \u0111\u1ec3 sinh tr\u01b0\u1edfng c\u0169ng gi\u1ed1ng nh\u01b0 lo\u00e0i chim hi\u1ec7n nay nu\u00f4i n\u1ea5ng \u0111\u1eddi sau v\u1eady. Nh\u01b0ng lo\u00e0i kh\u1ee7ng long \u0111\u01b0\u1ee3c cho r\u1eb1ng, c\u00f3 th\u1ec3 nu\u00f4i \u0111\u01b0\u1ee3c con n\u00e0y th\u00ec \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “kh\u1ee7ng long t\u1eeb m\u1eabu”, c\u00f2n h\u1ecdc thuy\u1ebft n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “thuy\u1ebft kh\u1ee7ng long nu\u00f4i con”.<\/p>\n\n\n\n
Cho \u0111\u1ebfn nay, \u1edf r\u1ea5t nhi\u1ec1u n\u01a1i tr\u00ean th\u1ebf gi\u1edbi, \u0111\u00e3 l\u1ea7n l\u01b0\u1ee3t ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c nhi\u1ec1u d\u1ea5u v\u1ebft ho\u00e1 th\u1ea1ch c\u1ee7a kh\u1ee7ng long, nh\u1eadn th\u1ea5y c\u00f3 lo\u00e0i kh\u1ee7ng long \u0103n c\u1ecf gi\u1ed1ng nh\u01b0 “kh\u1ee7ng long t\u1eeb m\u1eabu” v\u1eady. Lo\u00e0i kh\u1ee7ng long n\u00e0y l\u00fac ra ngo\u00e0i ho\u1ea1t \u0111\u1ed9ng th\u00e0nh \u0111\u00e0n. Ph\u00e2n t\u00edch v\u1ebft ch\u00e2n cho th\u1ea5y, khi c\u00e1c con kh\u1ee7ng long ra ngo\u00e0i, kh\u1ee7ng long l\u1edbn x\u1ebfp \u1edf hai b\u00ean, kh\u1ee7ng long con th\u00ec \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u1edf gi\u1eefa h\u00e0ng, gi\u1ed1ng nh\u01b0 \u0111\u00e0n voi m\u00e0 ch\u00fang ta th\u01b0\u1eddng th\u1ea5y ng\u00e0y nay, ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t ph\u1ea7n t\u00ecnh y\u00eau n\u00e0y, ch\u00fang \u0111\u00e3 \u0111\u1ee7 \u0111\u1ec3 c\u00f3 th\u1ec3 ti\u1ebfp nh\u1eadn t\u00ean g\u1ecdi \u0111\u1eb9p “kh\u1ee7ng long t\u1eeb m\u1eabu” n\u00e0y.<\/p>\n\n\n\n
Tuy nhi\u00ean, kh\u00f4ng \u00edt nh\u00e0 sinh v\u1eadt c\u1ed5 h\u1ecdc cho r\u1eb1ng, ch\u1ec9 d\u1ef1a v\u00e0o nh\u1eefng ch\u1ee9ng c\u1ee9 tr\u00ean th\u00ec kh\u00f4ng th\u1ec3 ch\u1ee9ng minh kh\u1ee7ng long c\u00f3 th\u1ec3 c\u00f3 m\u1ee5c \u0111\u00edch nu\u00f4i n\u1ea5ng ch\u0103m s\u00f3c \u0111\u1eddi sau c\u1ee7a m\u00ecnh \u0111\u01b0\u1ee3c. B\u1edfi v\u00ec b\u1ea5t c\u1ee9 \u0111\u1ed9ng v\u1eadt b\u00f2 s\u00e1t n\u00e0o hi\u1ec7n t\u1ed3n t\u1ea1i tr\u00ean th\u1ebf gi\u1edbi \u0111\u1ec1u kh\u00f4ng c\u00f3 bi\u1ec3u hi\u1ec7n ra t\u00ecnh y\u00eau nh\u01b0 v\u1eady. C\u00e1 s\u1ea5u \u0111\u00e3 l\u00e0m r\u1ea5t tri\u1ec7t \u0111\u1ec3, nh\u01b0ng ch\u00fang c\u0169ng ch\u1ec9 l\u00e0 mang n\u01b0\u1edbc \u0111\u1ebfn cho c\u00e1 s\u1ea5u con v\u1eeba chui ra kh\u1ecfi tr\u1ee9ng th\u00ec coi nh\u01b0 \u0111\u00e3 ho\u00e0n th\u00e0nh xong nhi\u1ec7m v\u1ee5, c\u00f2n c\u00e1 s\u1ea5u con li\u1ec7u c\u00f3 th\u1ec3 do kh\u00f4ng th\u1ea1o s\u00f4ng n\u01b0\u1edbc, kh\u00f4ng quen ki\u1ebfm \u0103n hay do c\u00e1c nh\u00e2n t\u1ed1 kh\u00e1c m\u00e0 ph\u00e1t sinh nguy c\u01a1 sinh t\u1ed3n th\u00ec ch\u1ec9 c\u00f3 th\u1ec3 m\u1eb7c cho s\u1ed1 ph\u1eadn. C\u00f2n v\u1ec1 t\u1ec9 l\u1ec7 gi\u1eefa tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3 v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a n\u00e3o cho th\u1ea5y, \u0111\u1ed9ng v\u1eadt b\u00f2 s\u00e1t, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ee7ng long kh\u00f4ng th\u1ec3 s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi l\u1edbp chim v\u00e0 l\u1edbp \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa. V\u00ec v\u1eady, kh\u1ee7ng long c\u00f3 th\u1ef1c s\u1ef1 th\u00f4ng minh \u0111\u1ebfn m\u1ee9c c\u00f3 th\u1ec3 nu\u00f4i \u0111\u01b0\u1ee3c kh\u1ee7ng long con hay kh\u00f4ng th\u00ec v\u1eabn l\u00e0 m\u1ed9t d\u1ea5u h\u1ecfi l\u1edbn, \u00edt nh\u1ea5t cho \u0111\u1ebfn ng\u00e0y nay, \u0111i\u1ec1u n\u00e0y v\u1eabn ch\u1ec9 l\u00e0 m\u1ed9t s\u1ef1 suy \u0111o\u00e1n c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc.<\/p>\n","protected":false},"excerpt":{"rendered":"
Trong \u0111\u1ed9ng v\u1eadt b\u00f2 s\u00e1t tr\u00ean th\u1ebf gi\u1edbi hi\u1ec7n nay, r\u1eafn, th\u1eb1n l\u1eb1n hay r\u00f9a sau khi \u0111\u1ebb tr\u1ee9ng th\u00ec con m\u1eb9 th\u01b0\u1eddng d\u00f9ng b\u00f9n, c\u00e1t v.v. \u0111\u1ec3 ph\u1ee7 nh\u1eefng qu\u1ea3 tr\u1ee9ng n\u00e0y, sau \u0111\u00f3 tr\u1ee9ng n\u1edf ra an to\u00e0n hay b\u1ecb k\u1ebb \u0111\u1ecbch \u0103n m\u1ea5t, ch\u1ec9 c\u00f3 th\u1ec3 ph\u00f3 th\u00e1c cho s\u1ed1 ph\u1eadn. Kh\u1ee7ng […]<\/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":[15,10],"tags":[],"class_list":["post-8443","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8443","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=8443"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8443\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}