{"id":14010,"date":"2024-09-02T10:38:20","date_gmt":"2024-09-02T10:38:20","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=14010"},"modified":"2024-09-02T10:38:21","modified_gmt":"2024-09-02T10:38:21","slug":"massive-red-crab-swarm-baffles-marine-biologists","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/marine-biology\/massive-red-crab-swarm-baffles-marine-biologists\/","title":{"rendered":"Th\u1ea3m \u0111\u1ecf d\u01b0\u1edbi \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng: \u0110\u00e0n cua \u0111\u1ecf kh\u1ed5ng l\u1ed3 khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc kinh ng\u1ea1c"},"content":{"rendered":"

\u0110\u00e0n cua \u0111\u1ecf kh\u1ed5ng l\u1ed3 khi\u1ebfn c\u00e1c nh\u00e0 sinh h\u1ecdc bi\u1ec3n s\u1eedng s\u1ed1t<\/h2>\n\n

Ph\u00e1t hi\u1ec7n ra m\u1ed9t \u0111\u00e0n kh\u1ed5ng l\u1ed3<\/h2>\n\n

Trong m\u1ed9t cu\u1ed9c l\u1eb7n b\u1eb1ng t\u00e0u ng\u1ea7m ngo\u00e0i kh\u01a1i Panama, c\u00e1c nh\u00e0 sinh h\u1ecdc bi\u1ec3n \u0111\u00e3 ch\u1ee9ng ki\u1ebfn m\u1ed9t c\u1ea3nh t\u01b0\u1ee3ng phi th\u01b0\u1eddng: m\u1ed9t \u0111\u00e0n kh\u1ed5ng l\u1ed3 g\u1ed3m h\u00e0ng ngh\u00ecn con cua \u0111\u1ecf di\u1ec5u h\u00e0nh tr\u00ean \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng. H\u00e0nh vi ch\u01b0a t\u1eebng th\u1ea5y n\u00e0y \u0111\u00e3 khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc b\u1ed1i r\u1ed1i.<\/p>\n\n

M\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb<\/h2>\n\n

“Ch\u00fang t\u00f4i kh\u00f4ng bi\u1ebft \u0111i\u1ec1u g\u00ec \u0111\u00e3 g\u00e2y ra \u0111\u00e1m m\u00e2y l\u1edbn n\u00e0y cho \u0111\u1ebfn khi nh\u00ecn th\u1ea5y ch\u00fang di chuy\u1ec3n nh\u01b0 c\u00f4n tr\u00f9ng”, Jes\u00fas Pineda, nh\u00e0 sinh h\u1ecdc t\u1ea1i Vi\u1ec7n H\u1ea3i d\u01b0\u01a1ng h\u1ecdc Woods Hole, cho bi\u1ebft. “Ch\u01b0a t\u1eebng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o nh\u01b0 th\u1ebf n\u00e0y \u0111\u01b0\u1ee3c ghi nh\u1eadn tr\u01b0\u1edbc \u0111\u00e2y”.<\/p>\n\n

\u0110\u00e0n cua \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u1edf ch\u00e2n n\u00fai ng\u1ea7m Hannibal Bank, m\u1ed9t ng\u1ecdn n\u00fai d\u01b0\u1edbi n\u01b0\u1edbc n\u1eb1m c\u00e1ch m\u1eb7t n\u01b0\u1edbc kho\u1ea3ng 1.200 feet. M\u1eb7c d\u00f9 Hannibal Bank \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi s\u1ef1 \u0111a d\u1ea1ng v\u1ec1 sinh v\u1eadt bi\u1ec3n, nh\u01b0ng ch\u01b0a t\u1eebng c\u00f3 ghi nh\u1eadn n\u00e0o v\u1ec1 s\u1ef1 t\u1eadp trung cua \u0111\u1ecf v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn nh\u01b0 v\u1eady trong khu v\u1ef1c n\u00e0y.<\/p>\n\n

M\u1eadt \u0111\u1ed9 ch\u01b0a t\u1eebng th\u1ea5y<\/h2>\n\n

S\u1ed1 l\u01b0\u1ee3ng cua trong \u0111\u00e0n l\u00e0 v\u00f4 c\u00f9ng l\u1edbn, \u01b0\u1edbc t\u00ednh c\u00f3 kho\u1ea3ng b\u1ea3y con cua tr\u00ean m\u1ed7i foot vu\u00f4ng. M\u1eadt \u0111\u1ed9 n\u00e0y l\u00e0 ch\u01b0a t\u1eebng th\u1ea5y, khi\u1ebfn \u0111\u00e2y tr\u1edf th\u00e0nh \u0111\u00e0n cua \u0111\u1ecf l\u1edbn nh\u1ea5t v\u00e0 d\u00e0y \u0111\u1eb7c nh\u1ea5t t\u1eebng \u0111\u01b0\u1ee3c ghi nh\u1eadn.<\/p>\n\n

M\u00f4i tr\u01b0\u1eddng s\u1ed1ng thi\u1ebfu oxy<\/h2>\n\n

\u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0 \u0111\u00e0n cua \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf m\u1ed9t khu v\u1ef1c c\u00f3 n\u1ed3ng \u0111\u1ed9 oxy th\u1ea5p, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “v\u00f9ng thi\u1ebfu oxy”. M\u1eb7c d\u00f9 cua \u0111\u1ecf \u0111\u00e3 t\u1eebng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng t\u01b0\u01a1ng t\u1ef1 tr\u01b0\u1edbc \u0111\u00e2y, nh\u01b0ng c\u00e1c nh\u00e0 khoa h\u1ecdc suy \u0111o\u00e1n r\u1eb1ng ch\u00fang c\u00f3 th\u1ec3 \u0111\u00e3 t\u1eadp trung \u1edf khu v\u1ef1c n\u00e0y \u0111\u1ec3 t\u00ecm n\u01a1i tr\u00fa \u1ea9n tr\u00e1nh k\u1ebb s\u0103n m\u1ed3i.<\/p>\n\n

T\u00e1c \u0111\u1ed9ng c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/h2>\n\n

Nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1c m\u00f4i tr\u01b0\u1eddng thi\u1ebfu oxy nh\u01b0 th\u1ebf n\u00e0y ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng khi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu l\u00e0m n\u00f3ng c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng v\u00e0 d\u1eabn \u0111\u1ebfn s\u1ef1 m\u1edf r\u1ed9ng c\u1ee7a c\u00e1c v\u00f9ng thi\u1ebfu oxy n\u00e0y. B\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u nh\u1eefng m\u00f4i tr\u01b0\u1eddng nh\u01b0 v\u1eady, c\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc h\u01a1n v\u1ec1 c\u00e1ch bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c h\u1ec7 sinh th\u00e1i bi\u1ec3n.<\/p>\n\n

Kh\u00e1m ph\u00e1 nh\u1eefng ng\u1ecdn n\u00fai d\u01b0\u1edbi n\u01b0\u1edbc<\/h2>\n\n

Nh\u1eefng ng\u1ecdn n\u00fai d\u01b0\u1edbi n\u01b0\u1edbc nh\u01b0 n\u00fai ng\u1ea7m Hannibal Bank r\u1ea5t r\u1ed9ng l\u1edbn v\u00e0 ph\u1ea7n l\u1edbn v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c kh\u00e1m ph\u00e1, v\u1edbi ch\u01b0a \u0111\u1ea7y m\u1ed9t ph\u1ea7n tr\u0103m \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u k\u1ef9 l\u01b0\u1ee1ng. Vi\u1ec7c ph\u00e1t hi\u1ec7n ra \u0111\u00e0n cua \u0111\u1ecf nh\u1ea5n m\u1ea1nh ti\u1ec1m n\u0103ng kh\u00e1m ph\u00e1 ra c\u00e1c lo\u00e0i sinh v\u1eadt bi\u1ec3n m\u1edbi v\u00e0 h\u1ea5p d\u1eabn trong nh\u1eefng v\u00f9ng n\u01b0\u1edbc s\u00e2u ch\u01b0a \u0111\u01b0\u1ee3c kh\u00e1m ph\u00e1 n\u00e0y.<\/p>\n\n

H\u1ec7 sinh th\u00e1i \u0111a d\u1ea1ng<\/h2>\n\n

Trong c\u00f9ng m\u1ed9t l\u1ea7n l\u1eb7n, Pineda v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 quan s\u00e1t th\u1ea5y r\u1ea5t nhi\u1ec1u lo\u00e0i sinh v\u1eadt bi\u1ec3n kh\u00e1c nhau, bao g\u1ed3m c\u00e1 \u0111u\u1ed1i, b\u1ea1ch tu\u1ed9c, san h\u00f4 m\u1ec1m v\u00e0 c\u1ea7u gai. H\u1ec7 sinh th\u00e1i phong ph\u00fa n\u00e0y cho th\u1ea5y Hannibal Bank l\u00e0 m\u1ed9t m\u00f4i tr\u01b0\u1eddng s\u1ed1ng ph\u00e1t tri\u1ec3n m\u1ea1nh c\u1ee7a nhi\u1ec1u lo\u00e0i sinh v\u1eadt bi\u1ec3n.<\/p>\n\n

Nghi\u00ean c\u1ee9u trong t\u01b0\u01a1ng lai<\/h2>\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 k\u1ebf ho\u1ea1ch quay tr\u1edf l\u1ea1i \u0111\u1ecba \u0111i\u1ec3m n\u00e0y \u0111\u1ec3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n v\u1ec1 \u0111\u00e0n cua \u0111\u1ecf v\u00e0 h\u1ec7 sinh th\u00e1i xung quanh. H\u1ecd hy v\u1ecdng s\u1ebd kh\u00e1m ph\u00e1 ra l\u00fd do \u0111\u1eb1ng sau h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng c\u1ee7a lo\u00e0i cua n\u00e0y, c\u0169ng nh\u01b0 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 s\u1ef1 t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p gi\u1eefa c\u00e1c lo\u00e0i trong m\u00f4i tr\u01b0\u1eddng d\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ed9c \u0111\u00e1o n\u00e0y.<\/p>\n\n

Kh\u00e1m ph\u00e1 phi th\u01b0\u1eddng v\u1ec1 \u0111\u00e0n cua \u0111\u1ecf kh\u1ed5ng l\u1ed3 n\u00e0y kh\u00f4ng ch\u1ec9 m\u1edf r\u1ed9ng ki\u1ebfn th\u1ee9c c\u1ee7a ch\u00fang ta v\u1ec1 sinh v\u1eadt bi\u1ec3n m\u00e0 c\u00f2n nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 v\u00e0 nghi\u00ean c\u1ee9u \u1edf v\u00f9ng bi\u1ec3n s\u00e2u r\u1ed9ng l\u1edbn v\u00e0 b\u00ed \u1ea9n.<\/p>","protected":false},"excerpt":{"rendered":"

\u0110\u00e0n cua \u0111\u1ecf kh\u1ed5ng l\u1ed3 khi\u1ebfn c\u00e1c nh\u00e0 sinh h\u1ecdc bi\u1ec3n s\u1eedng s\u1ed1t Ph\u00e1t hi\u1ec7n ra m\u1ed9t \u0111\u00e0n kh\u1ed5ng l\u1ed3 Trong m\u1ed9t cu\u1ed9c l\u1eb7n b\u1eb1ng t\u00e0u ng\u1ea7m ngo\u00e0i kh\u01a1i Panama,…<\/p>\n","protected":false},"author":2,"featured_media":24216,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[6438,309,362,18856,361,265,252,18857],"class_list":["post-14010","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-marine-biology","tag-deep-sea","tag-animal-behavior","tag-ocean-exploration","tag-red-crabs","tag-marine-biology","tag-marine-life","tag-nature","tag-underwater-photography"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14010","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=14010"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14010\/revisions"}],"predecessor-version":[{"id":24217,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14010\/revisions\/24217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/24216"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=14010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=14010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=14010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}