{"id":1870,"date":"2024-05-09T11:59:39","date_gmt":"2024-05-09T11:59:39","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=1870"},"modified":"2024-05-09T11:59:39","modified_gmt":"2024-05-09T11:59:39","slug":"pseudo-sabercat-battles-in-the-dakota-badlands","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/paleontology\/pseudo-sabercat-battles-in-the-dakota-badlands\/","title":{"rendered":"Nimravidae: Nh\u1eefng con m\u00e8o r\u0103ng ki\u1ebfm gi\u1ea3 tr\u00ean v\u00f9ng \u0111\u1ea5t Badland \u1edf Dakota"},"content":{"rendered":"

Tr\u1eadn chi\u1ebfn b\u00e1n gi\u1ea3 t\u1ea1i Badlands c\u1ee7a Dakota<\/h2>\n\n

Nimravids: M\u00e8o r\u0103ng ki\u1ebfm gi\u1ea3<\/h2>\n\n

Nimravids, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “m\u00e8o r\u0103ng ki\u1ebfm gi\u1ea3”, l\u00e0 m\u1ed9t nh\u00f3m \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa \u0103n th\u1ecbt s\u1ed1ng c\u00e1ch \u0111\u00e2y t\u1eeb 40,4 \u0111\u1ebfn 7,2 tri\u1ec7u n\u0103m. M\u1eb7c d\u00f9 c\u00f3 t\u00ean nh\u01b0 v\u1eady, Nimravids kh\u00f4ng li\u00ean quan ch\u1eb7t ch\u1ebd \u0111\u1ebfn m\u00e8o r\u0103ng ki\u1ebfm th\u1ef1c s\u1ef1 nh\u01b0 Smilodon. Tuy nhi\u00ean, ch\u00fang s\u1edf h\u1eefu nh\u1eefng chi\u1ebfc r\u0103ng nanh d\u00e0i, t\u1ea1o cho ch\u00fang m\u1ed9t v\u1ebb ngo\u00e0i t\u01b0\u01a1ng t\u1ef1.<\/p>\n\n

L\u1ecbch s\u1eed xung \u0111\u1ed9t<\/h2>\n\n

Nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 ti\u1ebft l\u1ed9 r\u1eb1ng Nimravids l\u00e0 m\u1ed9t trong nh\u1eefng lo\u00e0i hung d\u1eef nh\u1ea5t trong th\u1eddi \u0111\u1ea1i c\u1ee7a ch\u00fang. C\u00e1c h\u00f3a th\u1ea1ch \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u1edf White River Badlands c\u1ee7a B\u1eafc Dakota cho th\u1ea5y b\u1eb1ng ch\u1ee9ng r\u00f5 r\u00e0ng v\u1ec1 cu\u1ed9c chi\u1ebfn gi\u1eefa nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt n\u00e0y. Nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc Clint Boyd v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 c\u1ee7a \u00f4ng \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t s\u00e1u m\u1eabu v\u1eadt Nimravids c\u00f3 d\u1ea5u hi\u1ec7u chi\u1ebfn \u0111\u1ea5u v\u1edbi c\u00e1c th\u00e0nh vi\u00ean kh\u00e1c trong lo\u00e0i c\u1ee7a ch\u00fang.<\/p>\n\n

D\u1ea5u r\u0103ng v\u00e0 x\u01b0\u01a1ng g\u00e3y<\/h2>\n\n

H\u1ed3 s\u01a1 h\u00f3a th\u1ea1ch cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn gh\u00ea r\u1ee3n v\u1ec1 nh\u1eefng cu\u1ed9c \u0111\u1ee5ng \u0111\u1ed9 b\u1ea1o l\u1ef1c gi\u1eefa Nimravids. Nhi\u1ec1u m\u1eabu v\u1eadt \u0111\u01b0\u1ee3c Boyd v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng ki\u1ec3m tra \u0111\u1ec1u c\u00f3 v\u1ebft th\u1ee7ng do r\u0103ng nanh d\u00e0i c\u1ee7a Nimravids kh\u00e1c. Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, v\u1ebft th\u1ee7ng nghi\u00eam tr\u1ecdng \u0111\u1ebfn m\u1ee9c \u0111\u00e2m th\u1ee7ng c\u1ea3 x\u01b0\u01a1ng.<\/p>\n\n

Vai tr\u00f2 c\u1ee7a r\u0103ng ki\u1ebfm<\/h2>\n\n

S\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a nh\u1eefng v\u1ebft c\u1eafn tr\u00ean h\u1ed9p s\u1ecd Nimravids th\u00e1ch th\u1ee9c quan \u0111i\u1ec3m truy\u1ec1n th\u1ed1ng cho r\u1eb1ng nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt r\u0103ng ki\u1ebfm tr\u00e1nh s\u1eed d\u1ee5ng r\u0103ng nanh d\u00e0i v\u00e0 m\u1ecfng c\u1ee7a ch\u00fang \u0111\u1ec3 t\u00e1c \u0111\u1ed9ng v\u00e0o c\u00e1c c\u1ea5u tr\u00fac c\u1ee9ng nh\u01b0 x\u01b0\u01a1ng. Tuy nhi\u00ean, b\u1eb1ng ch\u1ee9ng cho th\u1ea5y r\u1eb1ng Nimravids s\u1eb5n s\u00e0ng s\u1eed d\u1ee5ng r\u0103ng ki\u1ebfm c\u1ee7a ch\u00fang \u0111\u1ec3 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a l\u1ee3i th\u1ebf c\u1ee7a m\u00ecnh trong c\u00e1c cu\u1ed9c xung \u0111\u1ed9t v\u1edbi nh\u1eefng k\u1ebb s\u0103n m\u1ed3i kh\u00e1c.<\/p>\n\n

K\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng<\/h2>\n\n

Ch\u00f2m v\u1ebft th\u1ee7ng v\u00e0 v\u1ebft x\u01b0\u1edbc tr\u00ean h\u1ed9p s\u1ecd Nimravids cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1ch nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt n\u00e0y t\u1ea5n c\u00f4ng nhau. Ph\u00e2n t\u00edch c\u1ee7a Boyd ch\u1ec9 ra r\u1eb1ng h\u1ea7u h\u1ebft c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng \u0111\u1ebfn t\u1eeb ph\u00eda sau, v\u1edbi r\u0103ng nanh d\u01b0\u1edbi nh\u1eafm v\u00e0o ph\u00eda sau h\u1ed9p s\u1ecd v\u00e0 r\u0103ng nanh tr\u00ean nh\u1eafm v\u00e0o m\u1eaft v\u00e0 c\u00e1c khu v\u1ef1c xung quanh. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y Nimravids s\u1eed d\u1ee5ng r\u0103ng nanh d\u00e0i c\u1ee7a ch\u00fang \u0111\u1ec3 l\u00e0m m\u00f9 \u0111\u1ed1i th\u1ee7.<\/p>\n\n

C\u1ef1c k\u1ef3 hung d\u1eef<\/h2>\n\n

T\u1ea7n su\u1ea5t cao c\u00e1c v\u1ebft th\u01b0\u01a1ng chi\u1ebfn \u0111\u1ea5u gi\u1eefa Nimravids \u0111\u1eb7t ra c\u00e2u h\u1ecfi v\u1ec1 h\u00e0nh vi v\u00e0 t\u00ednh hung h\u0103ng c\u1ee7a ch\u00fang. Boyd nghi ng\u1edd r\u1eb1ng Nimravids c\u1ef1c k\u1ef3 hung d\u1eef v\u1edbi c\u00e1c th\u00e0nh vi\u00ean kh\u00e1c trong lo\u00e0i c\u1ee7a ch\u00fang, d\u1eabn \u0111\u1ebfn c\u00e1c cu\u1ed9c xung \u0111\u1ed9t th\u01b0\u1eddng xuy\u00ean. L\u00fd do g\u00e2y ra s\u1ef1 hung d\u1eef n\u00e0y v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft, nh\u01b0ng c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn s\u1ef1 c\u1ea1nh tranh v\u1ec1 l\u00e3nh th\u1ed5 ho\u1eb7c ngu\u1ed3n th\u1ee9c \u0103n.<\/p>\n\n

Ng\u00e1p \u0111e d\u1ecda v\u00e0 c\u00e1c h\u00e0nh vi kh\u00e1c<\/h2>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra c\u00e1c v\u1ebft th\u01b0\u01a1ng chi\u1ebfn \u0111\u1ea5u gi\u1eefa Nimravids m\u1edf ra nh\u1eefng h\u01b0\u1edbng nghi\u00ean c\u1ee9u m\u1edbi v\u1ec1 h\u00e0nh vi c\u1ee7a ch\u00fang. C\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc hi\u1ec7n \u0111ang kh\u00e1m ph\u00e1 kh\u1ea3 n\u0103ng Nimravids tham gia h\u00e0nh vi ng\u00e1p \u0111e d\u1ecda \u0111\u1ec3 th\u1ec3 hi\u1ec7n r\u0103ng nanh v\u00e0 \u0111e d\u1ecda \u0111\u1ed1i th\u1ee7 c\u1ee7a ch\u00fang. C\u00e1c c\u00e2u h\u1ecfi nghi\u00ean c\u1ee9u kh\u00e1c t\u1eadp trung v\u00e0o \u0111\u1ed9ng l\u1ef1c x\u00e3 h\u1ed9i c\u1ee7a c\u00e1c nh\u00f3m Nimravids v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n v\u00e0o h\u00e0nh vi hung h\u0103ng c\u1ee7a ch\u00fang.<\/p>\n\n

\u00dd ngh\u0129a c\u1ee7a ph\u00e2n t\u00edch h\u00f3a th\u1ea1ch<\/h2>\n\n

Nghi\u00ean c\u1ee9u v\u1ec1 v\u1ebft th\u01b0\u01a1ng chi\u1ebfn \u0111\u1ea5u c\u1ee7a Nimravids nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c ph\u00e2n t\u00edch h\u00f3a th\u1ea1ch trong vi\u1ec7c hi\u1ec3u h\u00e0nh vi c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt \u0111\u00e3 tuy\u1ec7t ch\u1ee7ng. B\u1eb1ng c\u00e1ch ki\u1ec3m tra c\u1ea9n th\u1eadn b\u1eb1ng ch\u1ee9ng v\u1eadt ch\u1ea5t c\u00f2n s\u00f3t l\u1ea1i trong x\u01b0\u01a1ng v\u00e0 h\u1ed9p s\u1ecd, c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc c\u00f3 th\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng hi\u1ec3u bi\u1ebft gi\u00e1 tr\u1ecb v\u1ec1 cu\u1ed9c s\u1ed1ng v\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a nh\u1eefng lo\u00e0i s\u0103n m\u1ed3i \u0111\u00e3 m\u1ea5t t\u1eeb l\u00e2u n\u00e0y.<\/p>\n\n

H\u00e9 l\u1ed9 b\u00ed \u1ea9n v\u1ec1 c\u00e1c lo\u00e0i \u0103n th\u1ecbt th\u1eddi c\u1ed5 \u0111\u1ea1i<\/h2>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra c\u00e1c v\u1ebft th\u01b0\u01a1ng chi\u1ebfn \u0111\u1ea5u gi\u1eefa Nimravids l\u00e0 l\u1eddi nh\u1eafc nh\u1edf r\u1eb1ng h\u00e0nh vi c\u1ee7a c\u00e1c lo\u00e0i \u0103n th\u1ecbt th\u1eddi c\u1ed5 \u0111\u1ea1i ph\u1ee9c t\u1ea1p h\u01a1n nhi\u1ec1u so v\u1edbi suy ngh\u0129 tr\u01b0\u1edbc \u0111\u00e2y. N\u00f3 th\u00e1ch th\u1ee9c c\u00e1c gi\u1ea3 \u0111\u1ecbnh truy\u1ec1n th\u1ed1ng v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng r\u0103ng ki\u1ebfm v\u00e0 \u0111\u1eb7t ra nh\u1eefng c\u00e2u h\u1ecfi m\u1edbi v\u1ec1 \u0111\u1ed9ng l\u1ef1c x\u00e3 h\u1ed9i v\u00e0 h\u00e0nh vi hung h\u0103ng c\u1ee7a nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt \u0111\u00e3 tuy\u1ec7t ch\u1ee7ng n\u00e0y. Khi c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u h\u1ed3 s\u01a1 h\u00f3a th\u1ea1ch, ch\u00fang ta c\u00f3 th\u1ec3 mong \u0111\u1ee3i kh\u00e1m ph\u00e1 ra nhi\u1ec1u chi ti\u1ebft h\u1ea5p d\u1eabn h\u01a1n v\u1ec1 cu\u1ed9c s\u1ed1ng c\u1ee7a nh\u1eefng sinh v\u1eadt n\u00e0y, nh\u1eefng sinh v\u1eadt t\u1eebng lang thang tr\u00ean Tr\u00e1i \u0111\u1ea5t.<\/p>","protected":false},"excerpt":{"rendered":"

Tr\u1eadn chi\u1ebfn b\u00e1n gi\u1ea3 t\u1ea1i Badlands c\u1ee7a Dakota Nimravids: M\u00e8o r\u0103ng ki\u1ebfm gi\u1ea3 Nimravids, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “m\u00e8o r\u0103ng ki\u1ebfm gi\u1ea3”, l\u00e0 m\u1ed9t nh\u00f3m \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa \u0103n…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[4003,137,4007,4005,309,4004,4002,4009,4008,4006],"class_list":["post-1870","post","type-post","status-publish","format-standard","hentry","category-paleontology","tag-pseudo-sabercats","tag-paleontology","tag-dakota-badlands","tag-carnivores","tag-animal-behavior","tag-sabertooth","tag-nimravids","tag-fossil-analysis","tag-combat-injuries","tag-white-river-badlands"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1870","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=1870"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1870\/revisions"}],"predecessor-version":[{"id":1871,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1870\/revisions\/1871"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=1870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=1870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=1870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}