{"id":10687,"date":"2026-01-07T09:07:20","date_gmt":"2026-01-07T02:07:20","guid":{"rendered":"https:\/\/explorascience.vn\/?p=10687"},"modified":"2026-03-16T10:10:05","modified_gmt":"2026-03-16T03:10:05","slug":"vi-sao-cac-loai-co-sinh-vat-lai-co-kich-thuoc-lon-hon-so-voi-ngay-nay","status":"publish","type":"post","link":"https:\/\/explorascience.vn\/?p=10687","title":{"rendered":"V\u00cc SAO C\u00c1C LO\u00c0I C\u1ed4 SINH V\u1eacT L\u1ea0I C\u00d3 K\u00cdCH TH\u01af\u1edaC L\u1edaN H\u01a0N SO V\u1edaI NG\u00c0Y NAY?"},"content":{"rendered":"\t\t
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Khi nh\u1eafc \u0111\u1ebfn kh\u1ee7ng long hay nh\u1eefng lo\u00e0i c\u00f4n tr\u00f9ng c\u1ed5 \u0111\u1ea1i, ch\u00fang ta th\u01b0\u1eddng h\u00ecnh dung nh\u1eefng sinh v\u1eadt kh\u1ed5ng l\u1ed3 v\u01b0\u1ee3t xa k\u00edch th\u01b0\u1edbc c\u1ee7a \u0111\u1ed9ng v\u1eadt hi\u1ec7n \u0111\u1ea1i. \u0110i\u1ec1u n\u00e0y khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1eb7t c\u00e2u h\u1ecfi: T\u1ea1i sao trong qu\u00e1 kh\u1ee9, t\u1ef1 nhi\u00ean l\u1ea1i \u01b0u \u00e1i cho s\u1ef1 ph\u00e1t tri\u1ec3n v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 k\u00edch th\u01b0\u1edbc, trong khi ng\u00e0y nay h\u1ea7u h\u1ebft c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt \u0111\u1ec1u nh\u1ecf h\u01a1n nhi\u1ec1u? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf s\u1ef1 h\u00f2a h\u1ee3p c\u1ee7a m\u00f4i tr\u01b0\u1eddng, kh\u00ed h\u1eadu, sinh h\u1ecdc v\u00e0 ti\u1ebfn h\u00f3a.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\u1ea2nh minh h\u1ecda chu\u1ed3n chu\u1ed3n Meganeura bay l\u01b0\u1ee3n g\u1ea7n \u0111\u1ea7u Tyrannosaurus Rex.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Trong m\u1ed9t s\u1ed1 giai \u0111o\u1ea1n \u0111\u1ecba ch\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 k\u1ef7 Cacbon, n\u1ed3ng \u0111\u1ed9 oxy trong kh\u00ed quy\u1ec3n t\u1eebng \u0111\u1ea1t kho\u1ea3ng 30\u201335%, cao h\u01a1n nhi\u1ec1u so v\u1edbi m\u1ee9c 21% hi\u1ec7n nay. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u1ec7 h\u00f4 h\u1ea5p c\u1ee7a c\u00f4n tr\u00f9ng v\u00e0 \u0111\u1ed9ng v\u1eadt ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n, cho ph\u00e9p ch\u00fang ph\u00e1t tri\u1ec3n c\u01a1 th\u1ec3 l\u1edbn m\u00e0 v\u1eabn duy tr\u00ec s\u1ef1 s\u1ed1ng. V\u00ed d\u1ee5, nh\u1eefng lo\u00e0i chu\u1ed3n chu\u1ed3n c\u1ed5 \u0111\u1ea1i c\u00f3 s\u1ea3i c\u00e1nh d\u00e0i t\u1edbi 70cm \u2013 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 x\u1ea3y ra trong m\u00f4i tr\u01b0\u1eddng ng\u00e0y nay. B\u00ean c\u1ea1nh \u0111\u00f3, kh\u00ed h\u1eadu th\u1eddi k\u1ef3 kh\u1ee7ng long \u1ea5m \u00e1p, \u0111\u1ed9 \u1ea9m cao v\u00e0 \u00edt bi\u1ebfn \u0111\u1ed9ng kh\u1eafc nghi\u1ec7t. M\u00f4i tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh gi\u00fap c\u00e1c lo\u00e0i sinh v\u1eadt ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c, h\u1ea1n ch\u1ebf nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng do c\u00e1c y\u1ebfu t\u1ed1 t\u1ef1 nhi\u00ean.<\/p>


Ngu\u1ed3n th\u1ee9c \u0103n d\u1ed3i d\u00e0o l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng. Th\u1ea3m th\u1ef1c v\u1eadt phong ph\u00fa v\u00e0 r\u1ed9ng l\u1edbn, c\u00f9ng h\u1ec7 sinh th\u00e1i \u0111a d\u1ea1ng cung c\u1ea5p ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng d\u1ed3i d\u00e0o cho c\u00e1c lo\u00e0i \u0103n c\u1ecf. Khi lo\u00e0i \u0103n c\u1ecf ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd, lo\u00e0i \u0103n th\u1ecbt c\u0169ng ti\u1ebfn h\u00f3a \u0111\u1ec3 c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n nh\u1eb1m s\u0103n m\u1ed3i hi\u1ec7u qu\u1ea3. Ngo\u00e0i ra, nhi\u1ec1u lo\u00e0i kh\u1ee7ng long c\u00f3 h\u1ec7 x\u01b0\u01a1ng r\u1ed7ng v\u00e0 h\u1ec7 h\u00f4 h\u1ea5p t\u01b0\u01a1ng t\u1ef1 chim hi\u1ec7n \u0111\u1ea1i, gi\u00fap gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3 nh\u01b0ng v\u1eabn duy tr\u00ec k\u00edch th\u01b0\u1edbc kh\u1ed5ng l\u1ed3. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf ti\u1ebfn h\u00f3a, cho ph\u00e9p ch\u00fang di chuy\u1ec3n linh ho\u1ea1t v\u1edbi c\u01a1 th\u1ec3 kh\u1ed5ng l\u1ed3.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\u1ea2nh minh h\u1ecda v\u1ec1 khung x\u01b0\u01a1ng c\u1ee7a lo\u00e0i kh\u1ee7ng long c\u00f3 c\u00e1nh.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Kh\u00f4ng th\u1ec3 b\u1ecf qua \u00e1p l\u1ef1c ti\u1ebfn h\u00f3a: trong m\u00f4i tr\u01b0\u1eddng c\u1ed5 \u0111\u1ea1i, k\u00edch th\u01b0\u1edbc l\u1edbn mang l\u1ea1i nhi\u1ec1u l\u1ee3i th\u1ebf. C\u00e1c lo\u00e0i kh\u1ed5ng l\u1ed3 d\u1ec5 ph\u00f2ng th\u1ee7 tr\u01b0\u1edbc k\u1ebb th\u00f9, s\u0103n m\u1ed3i hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 chi\u1ebfm \u01b0u th\u1ebf trong c\u1ea1nh tranh sinh t\u1ed3n. Ch\u00ednh v\u00ec v\u1eady, t\u1ef1 nhi\u00ean \u0111\u00e3 \u201cch\u1ecdn l\u1ecdc\u201d \u0111\u1ec3 nhi\u1ec1u lo\u00e0i ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng kh\u1ed5ng l\u1ed3.<\/p>


Tuy nhi\u00ean, Tr\u00e1i \u0110\u1ea5t hi\u1ec7n t\u1ea1i \u0111\u00e3 thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u so v\u1edbi h\u00e0ng tri\u1ec7u n\u0103m tr\u01b0\u1edbc. Kh\u00ed h\u1eadu bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh, di\u1ec7n t\u00edch r\u1eebng gi\u1ea3m, ngu\u1ed3n th\u1ee9c \u0103n kh\u00f4ng c\u00f2n d\u1ed3i d\u00e0o nh\u01b0 tr\u01b0\u1edbc. N\u1ed3ng \u0111\u1ed9 oxy c\u0169ng th\u1ea5p h\u01a1n, khi\u1ebfn c\u01a1 th\u1ec3 l\u1edbn kh\u00f3 duy tr\u00ec s\u1ef1 s\u1ed1ng. Ngo\u00e0i ra, trong m\u00f4i tr\u01b0\u1eddng hi\u1ec7n \u0111\u1ea1i, k\u00edch th\u01b0\u1edbc nh\u1ecf l\u1ea1i mang nhi\u1ec1u l\u1ee3i th\u1ebf: ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, d\u1ec5 th\u00edch nghi v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, sinh s\u1ea3n nhanh h\u01a1n v\u00e0 linh ho\u1ea1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng s\u1ed1ng \u0111a d\u1ea1ng.<\/p>


K\u00edch th\u01b0\u1edbc kh\u1ed5ng l\u1ed3 c\u1ee7a c\u1ed5 sinh v\u1eadt l\u00e0 minh ch\u1ee9ng v\u1ec1 s\u1ef1 k\u1ef3 di\u1ec7u c\u1ee7a t\u1ef1 nhi\u00ean v\u00e0 ti\u1ebfn h\u00f3a. D\u00f9 ng\u00e0y nay c\u00e1c lo\u00e0i sinh v\u1eadt nh\u1ecf h\u01a1n, nh\u01b0ng ch\u00ednh s\u1ef1 \u0111a d\u1ea1ng v\u00e0 kh\u1ea3 n\u0103ng th\u00edch nghi m\u1edbi l\u00e0 ch\u00eca kh\u00f3a gi\u00fap ch\u00fang t\u1ed3n t\u1ea1i l\u00e2u d\u00e0i. Khoa h\u1ecdc c\u1ed5 sinh h\u1ecdc kh\u00f4ng ch\u1ec9 gi\u00fap ch\u00fang ta hi\u1ec3u v\u1ec1 qu\u00e1 kh\u1ee9, m\u00e0 c\u00f2n soi s\u00e1ng cho hi\u1ec7n t\u1ea1i v\u00e0 t\u01b0\u01a1ng lai. Qua vi\u1ec7c nghi\u00ean c\u1ee9u v\u00ec sao c\u1ed5 sinh v\u1eadt kh\u1ed5ng l\u1ed3, ch\u00fang ta nh\u1eadn ra r\u1eb1ng s\u1ef1 s\u1ed1ng lu\u00f4n bi\u1ebfn \u0111\u1ed5i theo m\u00f4i tr\u01b0\u1eddng. \u0110i\u1ec1u quan tr\u1ecdng kh\u00f4ng ph\u1ea3i l\u00e0 k\u00edch th\u01b0\u1edbc, m\u00e0 l\u00e0 kh\u1ea3 n\u0103ng th\u00edch nghi \u2013 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a m\u1ecdi lo\u00e0i tr\u00ean h\u00e0nh tinh n\u00e0y.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\ud83d\udcde C\u1ea7n h\u1ed7 tr\u1ee3 th\u00eam?<\/h3>\n

Vui l\u00f2ng li\u00ean h\u1ec7 Hotline (08:00 – 17:00, t\u1ea5t c\u1ea3 c\u00e1c ng\u00e0y trong tu\u1ea7n)<\/p>\n

0256 2478 999<\/a>\n|<\/span> 096 907 3740<\/a><\/p>\n\n<\/div>\n\n

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Theo d\u00f5i th\u00f4ng tin m\u1edbi nh\u1ea5t t\u1ea1i:<\/strong><\/p>\n\n

\n\n\nFacebook\n<\/a>\n\n\nYouTube\n<\/a>\n\n\nTikTok\n<\/a>\n\n\nInstagram\n<\/a>\n\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Khi nh\u1eafc \u0111\u1ebfn kh\u1ee7ng long hay nh\u1eefng lo\u00e0i c\u00f4n tr\u00f9ng c\u1ed5 \u0111\u1ea1i, ch\u00fang ta th\u01b0\u1eddng h\u00ecnh dung nh\u1eefng sinh v\u1eadt kh\u1ed5ng l\u1ed3 v\u01b0\u1ee3t xa k\u00edch th\u01b0\u1edbc c\u1ee7a \u0111\u1ed9ng v\u1eadt hi\u1ec7n…<\/p>\n","protected":false},"author":4,"featured_media":10689,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[107],"tags":[],"class_list":["post-10687","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-khoa-hoc-doi-song-moi-truong"],"lang":"vn","translations":{"vn":10687},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/10687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10687"}],"version-history":[{"count":7,"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/10687\/revisions"}],"predecessor-version":[{"id":10696,"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/posts\/10687\/revisions\/10696"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/explorascience.vn\/index.php?rest_route=\/wp\/v2\/media\/10689"}],"wp:attachment":[{"href":"https:\/\/explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/explorascience.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}