{"id":2945,"date":"2022-07-30T16:02:58","date_gmt":"2022-07-30T16:02:58","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2945"},"modified":"2022-07-30T16:02:58","modified_gmt":"2022-07-30T16:02:58","slug":"newly-discovered-marine-reptile-with-serrated-teeth","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/paleontology\/newly-discovered-marine-reptile-with-serrated-teeth\/","title":{"rendered":"R\u0103ng c\u01b0a: Ph\u00e1t hi\u1ec7n m\u1edbi v\u1ec1 lo\u00e0i b\u00f2 s\u00e1t bi\u1ec3n khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc kinh ng\u1ea1c"},"content":{"rendered":"

Ph\u00e1t hi\u1ec7n b\u00f2 s\u00e1t bi\u1ec3n m\u1edbi c\u00f3 r\u0103ng c\u01b0a<\/strong><\/h2>\n\n

Kh\u00e1m ph\u00e1 v\u00e0 nh\u1eadn d\u1ea1ng<\/h2>\n\n

Nh\u1eefng ng\u01b0\u1eddi khai th\u00e1c phosphate \u1edf Morocco \u0111\u00e3 c\u00f3 m\u1ed9t kh\u00e1m ph\u00e1 \u0111\u00e1ng ch\u00fa \u00fd khi h\u1ecd khai qu\u1eadt \u0111\u01b0\u1ee3c ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a m\u1ed9t lo\u00e0i mosasaur m\u1edbi, m\u1ed9t lo\u00e0i b\u00f2 s\u00e1t bi\u1ec3n s\u1ed1ng c\u00e1ch \u0111\u00e2y kho\u1ea3ng 66 tri\u1ec7u n\u0103m. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 r\u1ea5t kinh ng\u1ea1c tr\u01b0\u1edbc b\u1ed9 r\u0103ng \u0111\u1ed9c \u0111\u00e1o c\u1ee7a sinh v\u1eadt n\u00e0y, \u0111i\u1ec1u n\u00e0y khi\u1ebfn n\u00f3 kh\u00e1c bi\u1ec7t v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i b\u00f2 s\u00e1t \u0111\u00e3 bi\u1ebft kh\u00e1c. \u0110\u01b0\u1ee3c \u0111\u1eb7t t\u00ean m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p l\u00e0 Xenodens calminechari, c\u00f3 ngh\u0129a l\u00e0 “chi\u1ebfc r\u0103ng l\u1ea1”, lo\u00e0i mosasaur n\u00e0y s\u1edf h\u1eefu nh\u1eefng chi\u1ebfc r\u0103ng c\u01b0a gi\u1ed1ng nh\u01b0 r\u0103ng c\u1ee7a c\u00e1 m\u1eadp.<\/p>\n\n

B\u1ed9 r\u0103ng \u0111\u1eb7c bi\u1ec7t<\/h2>\n\n

R\u0103ng c\u1ee7a Xenodens calminechari kh\u00f4ng gi\u1ed1ng b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec t\u1eebng th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y \u1edf m\u1ed9t lo\u00e0i b\u00f2 s\u00e1t. Ch\u00fang s\u1eafc nh\u01b0 dao c\u1ea1o v\u00e0 c\u00f3 r\u0103ng c\u01b0a, c\u00f3 kh\u1ea3 n\u0103ng c\u1eaft xuy\u00ean qua da th\u1ecbt m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. B\u1ed9 r\u0103ng b\u1ea5t th\u01b0\u1eddng n\u00e0y cho th\u1ea5y m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c ki\u1ebfm \u0103n chuy\u00ean bi\u1ec7t, r\u1ea5t kh\u00e1c so v\u1edbi c\u00e1c lo\u00e0i mosasaur kh\u00e1c.<\/p>\n\n

\u00dd ngh\u0129a sinh th\u00e1i<\/h2>\n\n

Kh\u00e1m ph\u00e1 v\u1ec1 Xenodens calminechari l\u00e0m s\u00e1ng t\u1ecf s\u1ef1 \u0111a d\u1ea1ng sinh th\u00e1i c\u1ee7a c\u00e1c h\u1ec7 sinh th\u00e1i bi\u1ec3n c\u1ed5 \u0111\u1ea1i. Mosasaur th\u1ec3 hi\u1ec7n nhi\u1ec1u t\u1eadp t\u00ednh ki\u1ebfm \u0103n kh\u00e1c nhau v\u00e0 h\u00e0m r\u0103ng c\u01b0a c\u1ee7a X. calminechari ch\u1ec9 ra r\u1eb1ng n\u00f3 c\u00f3 th\u1ec3 \u0111\u00e3 l\u1ea5p \u0111\u1ea7y m\u1ed9t h\u1ed1c \u0111\u1ed9c \u0111\u00e1o trong h\u1ec7 sinh th\u00e1i \u0111a d\u1ea1ng n\u00e0y.<\/p>\n\n

\u00dd ngh\u0129a ti\u1ebfn h\u00f3a<\/h2>\n\n

S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a Xenodens calminechari ngay tr\u01b0\u1edbc khi kh\u1ee7ng long tuy\u1ec7t ch\u1ee7ng cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a mosasaur. B\u1ed9 r\u0103ng kh\u00e1c th\u01b0\u1eddng c\u1ee7a ch\u00fang cho th\u1ea5y r\u1eb1ng mosasaur v\u1eabn \u0111ang th\u1eed nghi\u1ec7m c\u00e1c c\u01a1 ch\u1ebf ki\u1ebfm \u0103n m\u1edbi v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m th\u00edch nghi v\u1ec1 m\u1eb7t h\u00ecnh th\u00e1i tr\u01b0\u1edbc khi ch\u00fang tuy\u1ec7t ch\u1ee7ng ho\u00e0n to\u00e0n.<\/p>\n\n

Nh\u1eefng t\u01b0\u01a1ng \u0111\u1ed3ng hi\u1ec7n \u0111\u1ea1i<\/h2>\n\n

T\u01b0\u01a1ng \u0111\u1ed3ng hi\u1ec7n \u0111\u1ea1i g\u1ea7n nh\u1ea5t v\u1edbi b\u1ed9 r\u0103ng \u0111\u1ed9c \u0111\u00e1o c\u1ee7a Xenodens calminechari l\u00e0 c\u00e1 nh\u00e1m gai. C\u00e1 nh\u00e1m gai c\u00f3 r\u0103ng c\u01b0a, cho ph\u00e9p ch\u00fang \u0103n x\u00e1c th\u1ed1i t\u1eeb nh\u1eefng x\u00e1c ch\u1ebft l\u1edbn v\u00e0 c\u1eaft nh\u1ecf nh\u1eefng con m\u1ed3i nh\u1ecf h\u01a1n. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y X. calminechari c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e3 \u00e1p d\u1ee5ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ki\u1ebfm \u0103n t\u01b0\u01a1ng t\u1ef1.<\/p>\n\n

B\u1ed1i c\u1ea3nh c\u1ed5 sinh th\u00e1i h\u1ecdc<\/h2>\n\n

Xenodens calminechari s\u1ed1ng \u1edf v\u00f9ng bi\u1ec3n \u1ea5m \u00e1p c\u1ee7a B\u1eafc Phi, n\u01a1i c\u00f3 r\u1ea5t nhi\u1ec1u lo\u00e0i s\u0103n m\u1ed3i v\u00e0o cu\u1ed1i k\u1ef7 Ph\u1ea5n tr\u1eafng. H\u00e0m r\u0103ng ch\u1eafc kh\u1ecfe c\u1ee7a lo\u00e0i mosasaur n\u00e0y c\u00f3 th\u1ec3 \u0111\u00e3 mang l\u1ea1i cho n\u00f3 l\u1ee3i th\u1ebf c\u1ea1nh tranh trong m\u00f4i tr\u01b0\u1eddng nguy hi\u1ec3m n\u00e0y.<\/p>\n\n

T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn \u0111\u1ed9ng l\u1ef1c h\u1ec7 sinh th\u00e1i<\/h2>\n\n

Kh\u00e1m ph\u00e1 v\u1ec1 Xenodens calminechari l\u00e0m n\u1ed5i b\u1eadt m\u1ea1ng l\u01b0\u1edbi t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p b\u00ean trong c\u00e1c h\u1ec7 sinh th\u00e1i bi\u1ec3n c\u1ed5 \u0111\u1ea1i. B\u1ed9 r\u0103ng \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 cho th\u1ea5y r\u1eb1ng n\u00f3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 c\u1ee5 th\u1ec3 trong chu\u1ed7i th\u1ee9c \u0103n, c\u00f3 kh\u1ea3 n\u0103ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9ng l\u1ef1c qu\u1ea7n th\u1ec3 c\u1ee7a c\u00e1c lo\u00e0i kh\u00e1c.<\/p>\n\n

Nghi\u00ean c\u1ee9u \u0111ang ti\u1ebfp di\u1ec5n<\/h2>\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc v\u1eabn ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u Xenodens calminechari v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi vi\u1ec7c hi\u1ec3u bi\u1ebft v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a v\u00e0 sinh th\u00e1i c\u1ee7a mosasaur. C\u00e1c nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n c\u00f3 th\u1ec3 ti\u1ebft l\u1ed9 th\u00eam th\u00f4ng tin chi ti\u1ebft v\u1ec1 h\u00e0nh vi ki\u1ebfm \u0103n, s\u1edf th\u00edch v\u1ec1 m\u00f4i tr\u01b0\u1eddng s\u1ed1ng v\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a lo\u00e0i b\u00f2 s\u00e1t bi\u1ec3n b\u00ed \u1ea9n n\u00e0y.<\/p>\n\n

Th\u00f4ng tin b\u1ed5 sung<\/h2>\n\n
    \n
  • Mosasaur l\u00e0 m\u1ed9t nh\u00f3m b\u00f2 s\u00e1t bi\u1ec3n s\u1ed1ng v\u00e0o k\u1ef7 Ph\u1ea5n tr\u1eafng, c\u00e1ch \u0111\u00e2y kho\u1ea3ng 120 \u0111\u1ebfn 66 tri\u1ec7u n\u0103m.<\/li>\n
  • Ch\u00fang th\u1ec3 hi\u1ec7n nhi\u1ec1u k\u00edch th\u01b0\u1edbc v\u00e0 t\u1eadp t\u00ednh ki\u1ebfm \u0103n kh\u00e1c nhau, t\u1eeb nh\u1eefng lo\u00e0i nh\u1ecf \u0103n \u0111\u1ed9ng v\u1eadt th\u00e2n m\u1ec1m \u0111\u1ebfn nh\u1eefng lo\u00e0i s\u0103n m\u1ed3i kh\u1ed5ng l\u1ed3 c\u00f3 th\u1ec3 s\u00e1nh ngang v\u1edbi c\u00e1 nh\u00e0 t\u00e1ng hi\u1ec7n \u0111\u1ea1i.<\/li>\n
  • S\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a kh\u1ee7ng long v\u00e0o cu\u1ed1i k\u1ef7 Ph\u1ea5n tr\u1eafng c\u0169ng \u0111\u00e1nh d\u1ea5u s\u1ef1 k\u1ebft th\u00fac c\u1ee7a mosasaur.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

    Ph\u00e1t hi\u1ec7n b\u00f2 s\u00e1t bi\u1ec3n m\u1edbi c\u00f3 r\u0103ng c\u01b0a Kh\u00e1m ph\u00e1 v\u00e0 nh\u1eadn d\u1ea1ng Nh\u1eefng ng\u01b0\u1eddi khai th\u00e1c phosphate \u1edf Morocco \u0111\u00e3 c\u00f3 m\u1ed9t kh\u00e1m ph\u00e1 \u0111\u00e1ng ch\u00fa \u00fd khi…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[5772,137,5771,5774,5773,5514,5770],"class_list":["post-2945","post","type-post","status-publish","format-standard","hentry","category-paleontology","tag-marine-reptile","tag-paleontology","tag-mosasaur","tag-shark-like-teeth","tag-serrated-teeth","tag-cretaceous-period","tag-xenodens-calminechari"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2945","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=2945"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2945\/revisions"}],"predecessor-version":[{"id":2946,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2945\/revisions\/2946"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=2945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=2945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=2945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}