{"id":1280,"date":"2021-07-09T10:34:07","date_gmt":"2021-07-09T10:34:07","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=1280"},"modified":"2021-07-09T10:34:07","modified_gmt":"2021-07-09T10:34:07","slug":"nedoceratops-paleontological-puzzle","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/paleontology\/nedoceratops-paleontological-puzzle\/","title":{"rendered":"Nedoceratops: C\u00e2u \u0111\u1ed1 ti\u1ebfn h\u00f3a c\u1ee7a kh\u1ee7ng long s\u1eebng"},"content":{"rendered":"

Nedoceratops: C\u00e2u \u0111\u1ed1 c\u1ed5 sinh v\u1eadt h\u1ecdc<\/h2>\n\n

Ph\u00e2n lo\u1ea1i v\u00e0 qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1 th\u1ec3<\/h2>\n\n

Cu\u1ed9c tranh lu\u1eadn v\u1ec1 vi\u1ec7c li\u1ec7u Nedoceratops, Triceratops v\u00e0 Torosaurus \u0111\u1ea1i di\u1ec7n cho c\u00e1c lo\u00e0i ri\u00eang bi\u1ec7t hay c\u00e1c giai \u0111o\u1ea1n t\u0103ng tr\u01b0\u1edfng c\u1ee7a c\u00f9ng m\u1ed9t lo\u00e0i kh\u1ee7ng long \u0111\u00e3 di\u1ec5n ra trong h\u01a1n m\u1ed9t th\u1ebf k\u1ef7. C\u00e1c nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 l\u00e0m d\u1ea5y l\u00ean m\u1ed1i quan t\u00e2m m\u1edbi v\u1ec1 qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1 th\u1ec3 (s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n) c\u1ee7a kh\u1ee7ng long s\u1eebng.<\/p>\n\n

Nedoceratops: M\u1ed9t d\u1ea1ng trung gian?<\/h2>\n\n

Nedoceratops \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn t\u1eeb m\u1ed9t h\u1ed9p s\u1ecd duy nh\u1ea5t th\u1ec3 hi\u1ec7n s\u1ef1 pha tr\u1ed9n c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u00f3 th\u1ec3 th\u1ea5y \u1edf c\u1ea3 Triceratops v\u00e0 Torosaurus. M\u1ed9t s\u1ed1 nh\u00e0 nghi\u00ean c\u1ee9u l\u1eadp lu\u1eadn r\u1eb1ng \u0111i\u1ec1u n\u00e0y cho th\u1ea5y Nedoceratops \u0111\u1ea1i di\u1ec7n cho m\u1ed9t d\u1ea1ng trung gian gi\u1eefa hai lo\u00e0i n\u00e0y. C\u1ee5 th\u1ec3, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a m\u1ed9t l\u1ed7 nh\u1ecf \u1edf x\u01b0\u01a1ng \u0111\u1ec9nh \u0111\u1ea7u c\u1ee7a di\u1ec1m x\u1ebfp \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a c\u00e1c c\u1eeda s\u1ed5 l\u1edbn h\u01a1n th\u1ea5y \u1edf Torosaurus.<\/p>\n\n

Ph\u00ea b\u00ecnh \u0111\u1ed1i v\u1edbi gi\u1ea3 thuy\u1ebft v\u1ec1 chu\u1ed7i ph\u00e1t tri\u1ec3n<\/h2>\n\n

Tuy nhi\u00ean, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u kh\u00e1c \u0111\u00e3 ph\u1ea3n\u9a73 c\u00e1ch gi\u1ea3i th\u00edch n\u00e0y, l\u1eadp lu\u1eadn r\u1eb1ng c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a Nedoceratops n\u1eb1m trong ph\u1ea1m vi bi\u1ebfn th\u1ec3 c\u1ee7a Triceratops. Ngo\u00e0i ra, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a m\u1ed9t s\u1eebng m\u0169i \u1edf Triceratops, \u0111\u1eb7c \u0111i\u1ec3m kh\u00f4ng c\u00f3 \u1edf Nedoceratops, \u0111\u1eb7t ra c\u00e2u h\u1ecfi v\u1ec1 chu\u1ed7i ph\u00e1t tri\u1ec3n \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t.<\/p>\n\n

Qu\u00e1 tr\u00ecnh t\u1ea1o x\u01b0\u01a1ng v\u00e0 t\u0103ng tr\u01b0\u1edfng<\/h2>\n\n

M\u1ed9t kh\u00eda c\u1ea1nh ch\u00ednh c\u1ee7a cu\u1ed9c tranh lu\u1eadn t\u1eadp trung v\u00e0o s\u1ed1 l\u01b0\u1ee3ng x\u01b0\u01a1ng (c\u00e1c v\u1eadt trang tr\u00ed b\u1eb1ng x\u01b0\u01a1ng) xung quanh vi\u1ec1n di\u1ec1m x\u1ebfp c\u1ee7a kh\u1ee7ng long s\u1eebng. Triceratops th\u01b0\u1eddng c\u00f3 n\u0103m ho\u1eb7c s\u00e1u x\u01b0\u01a1ng, trong khi Torosaurus \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y c\u00f3 10 \u0111\u1ebfn 12 x\u01b0\u01a1ng. N\u1ebfu Nedoceratops \u0111\u1ea1i di\u1ec7n cho m\u1ed9t d\u1ea1ng trung gian, th\u00ec n\u00f3 s\u1ebd \u0111\u00f2i h\u1ecfi s\u1ed1 l\u01b0\u1ee3ng x\u01b0\u01a1ng t\u0103ng l\u00ean trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n.<\/p>\n\n

Bi\u1ebfn th\u1ec3 ri\u00eang l\u1ebb v\u00e0 thay \u0111\u1ed5i d\u1ef1a tr\u00ean \u0111\u1ecba t\u1ea7ng<\/h2>\n\n

Tuy nhi\u00ean, nh\u1eefng ph\u00e1t hi\u1ec7n g\u1ea7n \u0111\u00e2y cho th\u1ea5y r\u1eb1ng s\u1ef1 thay \u0111\u1ed5i ri\u00eang l\u1ebb v\u00e0 c\u00e1c thay \u0111\u1ed5i theo th\u1eddi gian c\u00f3 th\u1ec3 l\u00e0m ph\u1ee9c t\u1ea1p vi\u1ec7c s\u1eed d\u1ee5ng s\u1ed1 l\u01b0\u1ee3ng x\u01b0\u01a1ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh lo\u00e0i. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 quan s\u00e1t th\u1ea5y s\u1ef1 thay \u0111\u1ed5i v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 v\u1ecb tr\u00ed c\u1ee7a c\u00e1c x\u01b0\u01a1ng trong c\u00e1c m\u1eabu v\u1eadt Triceratops t\u1eeb c\u00e1c t\u1ea7ng \u0111\u1ecba t\u1ea7ng kh\u00e1c nhau, ch\u1ec9 ra r\u1eb1ng c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 t\u0103ng tr\u01b0\u1edfng v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n

\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi vi\u1ec7c x\u00e1c \u0111\u1ecbnh lo\u00e0i kh\u1ee7ng long<\/h2>\n\n

Cu\u1ed9c tranh lu\u1eadn v\u1ec1 Nedoceratops v\u00e0 Triceratops\/Torosaurus n\u00eau b\u1eadt nh\u1eefng th\u00e1ch th\u1ee9c trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh lo\u00e0i kh\u1ee7ng long d\u1ef1a tr\u00ean c\u00e1c m\u1eabu v\u1eadt kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 ho\u1eb7c r\u1eddi r\u1ea1c. Khi c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 nh\u1eefng thay \u0111\u1ed5i v\u1ec1 s\u1ef1 ph\u00e1t tri\u1ec3n c\u00e1 th\u1ec3 v\u00e0 s\u1ef1 thay \u0111\u1ed5i ri\u00eang l\u1ebb \u1edf kh\u1ee7ng long, h\u1ecd ph\u1ea3i \u0111\u00e1nh gi\u00e1 c\u1ea9n th\u1eadn xem \u0111\u1eb7c \u0111i\u1ec3m b\u1ed9 x\u01b0\u01a1ng n\u00e0o c\u00f3 gi\u00e1 tr\u1ecb ph\u00e2n lo\u1ea1i nhi\u1ec1u nh\u1ea5t. Nghi\u00ean c\u1ee9u li\u00ean t\u1ee5c n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 \u0111a d\u1ea1ng v\u00e0 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a s\u1ef1 s\u1ed1ng th\u1eddi ti\u1ec1n s\u1eed.<\/p>\n\n

C\u00e2u h\u1ecfi ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p<\/h2>\n\n

B\u1ea5t ch\u1ea5p nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u1ea1t \u0111\u01b0\u1ee3c trong vi\u1ec7c hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 ph\u00e2n lo\u1ea1i c\u1ee7a kh\u1ee7ng long s\u1eebng, v\u1eabn c\u00f2n nhi\u1ec1u c\u00e2u h\u1ecfi ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p. C\u1ea7n c\u00f3 th\u00eam nh\u1eefng kh\u00e1m ph\u00e1 v\u1ec1 h\u00f3a th\u1ea1ch, bao g\u1ed3m c\u00e1c m\u1eabu v\u1eadt \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u v\u00e0 trung gian, \u0111\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u1ea7y \u0111\u1ee7 m\u1ed1i quan h\u1ec7 gi\u1eefa Nedoceratops, Triceratops v\u00e0 Torosaurus. C\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 nh\u1eefng b\u00ed \u1ea9n v\u1ec1 nh\u1eefng sinh v\u1eadt c\u1ed5 \u0111\u1ea1i n\u00e0y, l\u00e0m s\u00e1ng t\u1ecf s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a kh\u1ee7ng long v\u00e0 b\u1ea3n ch\u1ea5t n\u0103ng \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u1ec7 sinh th\u00e1i th\u1eddi ti\u1ec1n s\u1eed.<\/p>","protected":false},"excerpt":{"rendered":"

Nedoceratops: C\u00e2u \u0111\u1ed1 c\u1ed5 sinh v\u1eadt h\u1ecdc Ph\u00e2n lo\u1ea1i v\u00e0 qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1 th\u1ec3 Cu\u1ed9c tranh lu\u1eadn v\u1ec1 vi\u1ec7c li\u1ec7u Nedoceratops, Triceratops v\u00e0 Torosaurus \u0111\u1ea1i di\u1ec7n cho c\u00e1c…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[2902,137,134,2900,2727,2903,136,2901,2701],"class_list":["post-1280","post","type-post","status-publish","format-standard","hentry","category-paleontology","tag-ceratopsids","tag-paleontology","tag-dinosaurs","tag-nedoceratops","tag-taxonomy","tag-ontogeny","tag-evolution","tag-torosaurus","tag-triceratops"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1280","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=1280"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1280\/revisions"}],"predecessor-version":[{"id":1281,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1280\/revisions\/1281"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=1280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=1280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=1280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}