{"id":11789,"date":"2024-08-03T14:41:50","date_gmt":"2024-08-03T14:41:50","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=11789"},"modified":"2024-08-03T14:41:50","modified_gmt":"2024-08-03T14:41:50","slug":"human-sized-penguin-new-zealand","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/paleontology\/human-sized-penguin-new-zealand\/","title":{"rendered":"Chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 t\u1eebng tung ho\u00e0nh t\u1ea1i New Zealand"},"content":{"rendered":"

Chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 t\u1eebng s\u1ea3i b\u01b0\u1edbc tr\u00ean \u0111\u1ea5t New Zealand<\/h2>\n\n

Ph\u00e1t hi\u1ec7n lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 \u0111\u00e3 tuy\u1ec7t ch\u1ee7ng<\/h2>\n\n

Trong m\u1ed9t kh\u00e1m ph\u00e1 \u0111\u1ea7y th\u00fa v\u1ecb gi\u00fap l\u00e0m s\u00e1ng t\u1ecf l\u1ecbch s\u1eed c\u1ed5 x\u01b0a c\u1ee7a lo\u00e0i chim c\u00e1nh c\u1ee5t, c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc \u0111\u00e3 khai qu\u1eadt \u0111\u01b0\u1ee3c ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a m\u1ed9t lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 t\u1eebng lang thang tr\u00ean v\u00f9ng \u0111\u1ea5t New Zealand. \u0110\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 Crossvallia waiparensis, lo\u00e0i chim kh\u1ed5ng l\u1ed3 n\u00e0y cao b\u1eb1ng m\u1ed9t ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh, cao h\u01a1n t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i chim c\u00e1nh c\u1ee5t c\u00f2n t\u1ed3n t\u1ea1i m\u00e0 ch\u00fang ta bi\u1ebft \u0111\u1ebfn.<\/p>\n\n

Khai qu\u1eadt qu\u00e1 kh\u1ee9 t\u1ea1i di ch\u1ec9 Waipara Greensand<\/h2>\n\n

Kh\u00e1m ph\u00e1 n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc nghi\u1ec7p d\u01b0 Leigh Love t\u1ea1i di ch\u1ec9 h\u00f3a th\u1ea1ch Waipara Greensand \u1edf North Canterbury, New Zealand. \u0110\u1ecba \u0111i\u1ec3m n\u00e0y n\u1ed5i ti\u1ebfng v\u1edbi r\u1ea5t nhi\u1ec1u h\u00f3a th\u1ea1ch chim c\u00e1nh c\u1ee5t c\u00f3 ni\u00ean \u0111\u1ea1i t\u1eeb k\u1ef7 Paleocene, k\u00e9o d\u00e0i t\u1eeb 65,5 \u0111\u1ebfn 55,8 tri\u1ec7u n\u0103m tr\u01b0\u1edbc.<\/p>\n\n

Lo\u00e0i chim kh\u1ed5ng l\u1ed3 c\u00f3 kh\u1ea3 n\u0103ng th\u00edch nghi \u0111\u1ed9c \u0111\u00e1o<\/h2>\n\n

Crossvallia waiparensis l\u00e0 m\u1ed9t lo\u00e0i chim \u0111\u1eb7c bi\u1ec7t. Ch\u00fang cao kho\u1ea3ng 1,5 m\u00e9t v\u00e0 n\u1eb7ng t\u1eeb 70 \u0111\u1ebfn 80 kg. X\u01b0\u01a1ng ch\u00e2n c\u1ee7a ch\u00fang cho th\u1ea5y \u0111\u00f4i ch\u00e2n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng h\u01a1n trong vi\u1ec7c b\u01a1i l\u1ed9i so v\u1edbi c\u00e1c lo\u00e0i chim c\u00e1nh c\u1ee5t ng\u00e0y nay. S\u1ef1 th\u00edch nghi n\u00e0y c\u00f3 th\u1ec3 cho th\u1ea5y r\u1eb1ng lo\u00e0i n\u00e0y v\u1eabn ch\u01b0a ho\u00e0n to\u00e0n th\u00edch nghi \u0111\u1ec3 \u0111\u1ee9ng th\u1eb3ng.<\/p>\n\n

Chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3: S\u1ea3n ph\u1ea9m c\u1ee7a m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng k\u00edch th\u01b0\u1edbc kh\u1ed5ng l\u1ed3 c\u1ee7a Crossvallia waiparensis l\u00e0 do kh\u00f4ng c\u00f3 \u0111\u1ed9ng v\u1eadt \u0103n th\u1ecbt trong m\u00f4i tr\u01b0\u1eddng s\u1ed1ng c\u1ee7a ch\u00fang. Sau s\u1ef1 ki\u1ec7n tuy\u1ec7t ch\u1ee7ng k\u1ef7 Ph\u1ea5n tr\u1eafng \u0111\u00e3 x\u00f3a s\u1ed5 kh\u00f4ng ch\u1ec9 kh\u1ee7ng long m\u00e0 c\u00f2n c\u1ea3 c\u00e1c lo\u00e0i b\u00f2 s\u00e1t bi\u1ec3n l\u1edbn, lo\u00e0i chim c\u00e1nh c\u1ee5t n\u00e0y \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ea1nh trong kho\u1ea3ng 30 tri\u1ec7u n\u0103m, t\u1eadn d\u1ee5ng l\u1ee3i th\u1ebf kh\u00f4ng c\u00f3 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh l\u1edbn.<\/p>\n\n

S\u1ef1 c\u1ea1nh tranh v\u00e0 tuy\u1ec7t ch\u1ee7ng<\/h2>\n\n

Tuy nhi\u00ean, s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa bi\u1ec3n l\u1edbn nh\u01b0 c\u00e1 voi c\u00f3 r\u0103ng v\u00e0 \u0111\u1ed9ng v\u1eadt ch\u00e2n m\u00e0ng \u0111\u00e3 m\u1edf ra h\u1ed3i k\u1ebft cho lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3. Nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa bi\u1ec3n n\u00e0y \u0111\u00e3 c\u1ea1nh tranh v\u1edbi chim c\u00e1nh c\u1ee5t v\u1ec1 th\u1ee9c \u0103n v\u00e0 m\u00f4i tr\u01b0\u1eddng s\u1ed1ng, cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn s\u1ef1 tuy\u1ec7t ch\u1ee7ng c\u1ee7a ch\u00fang.<\/p>\n\n

M\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi Nam C\u1ef1c<\/h2>\n\n

\u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0 h\u1ecd h\u00e0ng g\u1ea7n nh\u1ea5t \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn c\u1ee7a Crossvallia waiparensis l\u00e0 Crossvallia unienwillia, m\u1ed9t lo\u00e0i chim c\u00e1nh c\u1ee5t thu\u1ed9c k\u1ef7 Paleocene \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u1edf Nam C\u1ef1c. Ph\u00e1t hi\u1ec7n n\u00e0y nh\u1ea5n m\u1ea1nh m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd gi\u1eefa New Zealand v\u00e0 Nam C\u1ef1c trong k\u1ef7 nguy\u00ean c\u1ee7a lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3. C\u1ea3 hai khu v\u1ef1c n\u00e0y khi \u0111\u00f3 \u0111\u1ec1u c\u00f3 kh\u00ed h\u1eadu \u1ea5m \u00e1p v\u00e0 nhi\u1ec1u r\u1eebng.<\/p>\n\n

M\u1ed9t Rosetta c\u1ed5 \u0111\u1ea1i<\/h2>\n\n

Crossvallia waiparensis kh\u00f4ng ch\u1ec9 l\u00e0 lo\u00e0i chim c\u00e1nh c\u1ee5t l\u1edbn nh\u1ea5t t\u1eebng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y m\u00e0 c\u00f2n l\u00e0 lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 l\u00e2u \u0111\u1eddi nh\u1ea5t \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn trong khoa h\u1ecdc. Ph\u00e1t hi\u1ec7n n\u00e0y cung c\u1ea5p nh\u1eefng th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a ban \u0111\u1ea7u c\u1ee7a lo\u00e0i chim c\u00e1nh c\u1ee5t, cho th\u1ea5y r\u1eb1ng ch\u00fang \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn k\u00edch th\u01b0\u1edbc \u1ea5n t\u01b0\u1ee3ng c\u1ee7a m\u00ecnh v\u00e0o th\u1eddi k\u1ef3 r\u1ea5t s\u1edbm trong l\u1ecbch s\u1eed ti\u1ebfn h\u00f3a.<\/p>\n\n

Kho b\u00e1u ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim c\u00e1nh c\u1ee5t<\/h2>\n\n

\u0110\u1ecba \u0111i\u1ec3m Waipara Greensand, n\u01a1i ph\u00e1t hi\u1ec7n ra Crossvallia waiparensis, \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f2n \u1ea9n ch\u1ee9a nhi\u1ec1u b\u00ed m\u1eadt h\u01a1n n\u1eefa v\u1ec1 l\u1ecbch s\u1eed c\u1ed5 \u0111\u1ea1i c\u1ee7a lo\u00e0i chim c\u00e1nh c\u1ee5t. C\u00e1c nh\u00e0 khoa h\u1ecdc r\u1ea5t mong \u0111\u1ee3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 th\u00eam c\u00e1c h\u00f3a th\u1ea1ch c\u00f3 th\u1ec3 \u0111\u1ea1i di\u1ec7n cho c\u00e1c lo\u00e0i m\u1edbi, qua \u0111\u00f3 ti\u1ebfp t\u1ee5c l\u00e0m s\u00e1ng t\u1ecf h\u00e0nh tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a nh\u1eefng lo\u00e0i sinh v\u1eadt h\u1ea5p d\u1eabn n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"

Chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 t\u1eebng s\u1ea3i b\u01b0\u1edbc tr\u00ean \u0111\u1ea5t New Zealand Ph\u00e1t hi\u1ec7n lo\u00e0i chim c\u00e1nh c\u1ee5t kh\u1ed5ng l\u1ed3 \u0111\u00e3 tuy\u1ec7t ch\u1ee7ng Trong m\u1ed9t kh\u00e1m ph\u00e1 \u0111\u1ea7y th\u00fa v\u1ecb…<\/p>\n","protected":false},"author":6,"featured_media":23989,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[15938,137,15937,2646,15939,136],"class_list":["post-11789","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paleontology","tag-giant-penguin","tag-paleontology","tag-crossvallia-waiparensis","tag-new-zealand","tag-paleocene","tag-evolution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/11789","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=11789"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/11789\/revisions"}],"predecessor-version":[{"id":11790,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/11789\/revisions\/11790"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/23989"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=11789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=11789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=11789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}