V\u01b0\u1eddn qu\u1ed1c gia Isle Royale tr\u00ean H\u1ed3 Superior l\u00e0 m\u1ed9t h\u1ec7 sinh th\u00e1i \u0111\u1ed9c \u0111\u00e1o, cung c\u1ea5p cho c\u00e1c nh\u00e0 khoa h\u1ecdc m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m t\u1ef1 nhi\u00ean \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 ti\u1ebfn h\u00f3a. H\u00f2n \u0111\u1ea3o n\u00e0y l\u00e0 n\u01a1i sinh s\u1ed1ng c\u1ee7a m\u1ed9t qu\u1ea7n th\u1ec3 nai s\u1eebng t\u1ea5m v\u00e0 s\u00f3i \u0111\u00e3 t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau trong h\u01a1n 70 n\u0103m, khi\u1ebfn n\u01a1i \u0111\u00e2y tr\u1edf th\u00e0nh \u0111\u1ecba \u0111i\u1ec3m c\u00f3 nghi\u00ean c\u1ee9u v\u1ec1 m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111\u1ed9ng v\u1eadt \u0103n th\u1ecbt v\u00e0 con m\u1ed3i k\u00e9o d\u00e0i nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n\n
C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb Nghi\u00ean c\u1ee9u v\u1ec1 s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m Isle Royale \u0111\u00e3 \u0111\u01b0a ra nh\u1eefng quan s\u00e1t mang t\u00ednh \u0111\u1ed9t ph\u00e1 v\u1ec1 c\u00e1ch hai lo\u00e0i n\u00e0y ti\u1ebfn h\u00f3a \u0111\u1ec3 th\u00edch nghi v\u1edbi nhau. S\u00f3i \u0111\u00e3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc v\u00e0 h\u00e0nh vi c\u1ee7a nai s\u1eebng t\u1ea5m, trong khi nai s\u1eebng t\u1ea5m \u0111\u00e3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c chi\u1ebfn l\u01b0\u1ee3c s\u0103n m\u1ed3i c\u1ee7a s\u00f3i.<\/p>\n\n
Ti\u1ebfn h\u00f3a \u0111\u1ed3ng th\u1eddi l\u00e0 qu\u00e1 tr\u00ecnh m\u00e0 trong \u0111\u00f3 hai lo\u00e0i ti\u1ebfn h\u00f3a \u0111\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi nh\u1eefng s\u1ef1 th\u00edch nghi c\u1ee7a nhau. Tr\u00ean \u0111\u1ea3o Isle Royale, s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m \u0111\u00e3 b\u1ecb cu\u1ed1n v\u00e0o cu\u1ed9c ch\u1ea1y \u0111ua v\u0169 trang ti\u1ebfn h\u00f3a \u0111\u1ed3ng th\u1eddi trong nhi\u1ec1u th\u1eadp k\u1ef7.<\/p>\n\n
S\u00f3i \u0111\u00e3 ti\u1ebfn h\u00f3a \u0111\u1ec3 s\u0103n nai s\u1eebng t\u1ea5m hi\u1ec7u qu\u1ea3 h\u01a1n, trong khi nai s\u1eebng t\u1ea5m \u0111\u00e3 ti\u1ebfn h\u00f3a \u0111\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 s\u0103n m\u1ed3i t\u1ed1t h\u01a1n. V\u00ed d\u1ee5, s\u00f3i \u0111\u00e3 h\u1ecdc c\u00e1ch nh\u1eafm v\u00e0o nh\u1eefng con nai s\u1eebng t\u1ea5m nh\u1ecf h\u01a1n, d\u1ec5 h\u1ea1 g\u1ee5c h\u01a1n. \u0110\u1ec3 \u0111\u1ed1i ph\u00f3, nai s\u1eebng t\u1ea5m \u0111\u00e3 ti\u1ebfn h\u00f3a \u0111\u1ec3 c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n, khi\u1ebfn s\u00f3i kh\u00f3 gi\u1ebft ch\u00fang h\u01a1n.<\/p>\n\n
M\u00f4i tr\u01b0\u1eddng c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong m\u1ed1i quan h\u1ec7 gi\u1eefa s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m. Th\u1ef1c v\u1eadt, th\u1eddi ti\u1ebft v\u00e0 b\u1ec7nh t\u1eadt \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u1ea7n th\u1ec3 c\u1ee7a c\u1ea3 hai lo\u00e0i.<\/p>\n\n
V\u00ed d\u1ee5, m\u1ed9t m\u00f9a \u0111\u00f4ng l\u1ea1nh gi\u00e1 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u1ef7 l\u1ec7 t\u1eed vong cao h\u01a1n \u1edf nai s\u1eebng t\u1ea5m, trong khi m\u00f9a \u0111\u00f4ng \u1ea5m \u00e1p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 gia t\u0103ng c\u1ee7a lo\u00e0i ve nai s\u1eebng t\u1ea5m, c\u00f3 th\u1ec3 l\u00e0m suy y\u1ebfu nai s\u1eebng t\u1ea5m v\u00e0 khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb s\u00f3i gi\u1ebft h\u01a1n.<\/p>\n\n
Nghi\u00ean c\u1ee9u v\u1ec1 s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m Isle Royale v\u1eabn c\u00f2n l\u00e2u m\u1edbi k\u1ebft th\u00fac. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u v\u1eabn \u0111ang ti\u1ebfp t\u1ee5c thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 qu\u1ea7n th\u1ec3 s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m, c\u0169ng nh\u01b0 c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u00fang.<\/p>\n\n
M\u1ed9t trong nh\u1eefng m\u1ed1i quan t\u00e2m c\u1ea5p b\u00e1ch nh\u1ea5t \u0111\u1ed1i v\u1edbi t\u01b0\u01a1ng lai c\u1ee7a nghi\u00ean c\u1ee9u l\u00e0 s\u1ef1 thi\u1ebfu s\u00f3i c\u00e1i tr\u00ean \u0111\u1ea3o. T\u00ednh \u0111\u1ebfn n\u0103m 2007, t\u1ea5t c\u1ea3 s\u00f3i tr\u00ean \u0111\u1ea3o Isle Royale \u0111\u1ec1u c\u00f3 quan h\u1ec7 h\u1ecd h\u00e0ng v\u1edbi m\u1ed9t con s\u00f3i \u0111\u1ef1c duy nh\u1ea5t, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng giao ph\u1ed1i c\u1eadn huy\u1ebft v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 di truy\u1ec1n.<\/p>\n\n
V\u01b0\u1eddn qu\u1ed1c gia Isle Royale m\u1edf c\u1eeda cho du kh\u00e1ch t\u1eeb th\u00e1ng 4 \u0111\u1ebfn th\u00e1ng 10. Du kh\u00e1ch c\u00f3 th\u1ec3 \u0111i ph\u00e0 t\u1eeb c\u00e1c c\u1ea3ng \u1edf Minnesota v\u00e0 Michigan. C\u00f4ng vi\u00ean cung c\u1ea5p c\u00e1c chuy\u1ebfn th\u00e1m hi\u1ec3m nghi\u00ean c\u1ee9u cho nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00e0 khoa h\u1ecdc v\u00e0 c\u00e1c chuy\u1ebfn \u0111i trong v\u00f9ng hoang d\u00e3 k\u00e9o d\u00e0i m\u1ed9t tu\u1ea7n \u0111\u1ec3 thu th\u1eadp x\u01b0\u01a1ng nai s\u1eebng t\u1ea5m.<\/p>\n\n
Nghi\u00ean c\u1ee9u v\u1ec1 s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m Isle Royale l\u00e0 m\u1ed9t ngu\u1ed3n t\u00e0i nguy\u00ean \u0111\u1ed9c \u0111\u00e1o v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 ti\u1ebfn h\u00f3a. Nghi\u00ean c\u1ee9u \u0111\u00e3 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 m\u1ed1i quan h\u1ec7 ph\u1ee9c t\u1ea1p gi\u1eefa \u0111\u1ed9ng v\u1eadt \u0103n th\u1ecbt v\u00e0 con m\u1ed3i, c\u0169ng nh\u01b0 vai tr\u00f2 c\u1ee7a m\u00f4i tr\u01b0\u1eddng trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a.<\/p>","protected":false},"excerpt":{"rendered":"
Isle Royale: Ph\u00f2ng th\u00ed nghi\u1ec7m t\u1ef1 nhi\u00ean \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 ti\u1ebfn h\u00f3a Nghi\u00ean c\u1ee9u v\u1ec1 s\u00f3i v\u00e0 nai s\u1eebng t\u1ea5m V\u01b0\u1eddn qu\u1ed1c gia Isle Royale tr\u00ean H\u1ed3 Superior…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5143],"tags":[21749,2283,52,16560,219,5979,136,15510],"class_list":["post-16422","post","type-post","status-publish","format-standard","hentry","category-ecology-and-evolution","tag-isle-royale","tag-predator-prey-relationships","tag-moose","tag-wildlife-biology","tag-ecology","tag-wolves","tag-evolution","tag-co-evolution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16422","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16422"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16422\/revisions"}],"predecessor-version":[{"id":16423,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16422\/revisions\/16423"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}