Trong m\u1ed9t kh\u00e1m ph\u00e1 mang t\u00ednh \u0111\u1ed9t ph\u00e1, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u00ecnh c\u1edd t\u00ecm th\u1ea5y m\u1ed9t kho b\u00e1u h\u00f3a th\u1ea1ch t\u1ea1i m\u1ed9t v\u00f9ng xa x\u00f4i c\u1ee7a Canada. C\u00e1c h\u00f3a th\u1ea1ch n\u00e0y, \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u1ed9t kh\u1ed1i \u0111\u00e1, \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 ni\u00ean \u0111\u1ea1i t\u1eeb k\u1ef7 Cambri, m\u1ed9t giai \u0111o\u1ea1n \u0111a d\u1ea1ng h\u00f3a v\u00e0 ti\u1ebfn h\u00f3a \u0111\u00e1ng k\u1ec3 tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n
Kh\u1ed1i \u0111\u00e1 n\u00e0y, n\u1eb1m trong C\u00f4ng vi\u00ean qu\u1ed1c gia Kootenay \u1edf British Columbia, l\u00e0 ph\u1ea7n m\u1edf r\u1ed9ng c\u1ee7a \u0111\u00e1 phi\u1ebfn s\u00e9t Burgess n\u1ed5i ti\u1ebfng v\u1edbi s\u1ef1 b\u1ea3o qu\u1ea3n \u0111\u1eb7c bi\u1ec7t t\u1ed1t c\u00e1c h\u00f3a th\u1ea1ch k\u1ef7 Cambri. Khu \u0111\u00e1 phi\u1ebfn s\u00e9t Burgess ban \u0111\u1ea7u, \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0o n\u0103m 1909, \u0111\u00e3 cung c\u1ea5p v\u00f4 s\u1ed1 th\u00f4ng tin v\u1ec1 s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a s\u1ef1 s\u1ed1ng trong giai \u0111o\u1ea1n quan tr\u1ecdng n\u00e0y.<\/p>\n\n
Khu h\u00f3a th\u1ea1ch m\u1edbi n\u00e0y h\u1ee9a h\u1eb9n s\u1ebd l\u00e0m s\u00e1ng t\u1ecf h\u01a1n n\u1eefa v\u1ec1 k\u1ef7 Cambri. Nh\u1eefng ph\u00e1t hi\u1ec7n ban \u0111\u1ea7u bao g\u1ed3m h\u1ecd h\u00e0ng xa c\u1ee7a c\u00e1c lo\u00e0i c\u00f4n tr\u00f9ng v\u00e0 gi\u00e1p x\u00e1c hi\u1ec7n \u0111\u1ea1i, c\u0169ng nh\u01b0 m\u1ed9t lo\u1ea1i h\u00f3a th\u1ea1ch hi\u1ebfm \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Metaspriggina. Lo\u00e0i v\u1eadt kh\u00f4ng ch\u00e2n, kh\u00f4ng m\u1eaft n\u00e0y \u0111\u1ea1i di\u1ec7n cho t\u1ed5 ti\u00ean ban \u0111\u1ea7u c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u00f3 x\u01b0\u01a1ng s\u1ed1ng, bao g\u1ed3m c\u1ea3 con ng\u01b0\u1eddi.<\/p>\n\n
Nh\u1eefng h\u00f3a th\u1ea1ch n\u00e0y cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft v\u00f4 gi\u00e1 v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0110\u1ea5t. Ch\u00fang ti\u1ebft l\u1ed9 s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a nhi\u1ec1u lo\u00e0i \u0111\u1ed9ng v\u1eadt kh\u00f4ng x\u01b0\u01a1ng s\u1ed1ng v\u00e0 ch\u00e2n kh\u1edbp \u0111a d\u1ea1ng \u1edf bi\u1ec3n, nh\u1eefng lo\u00e0i sinh s\u1ed1ng \u1edf \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng trong k\u1ef7 Cambri. Vi\u1ec7c b\u1ea3o qu\u1ea3n c\u00e1c m\u00f4 m\u1ec1m trong h\u00f3a th\u1ea1ch cho ph\u00e9p c\u00e1c nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc nghi\u00ean c\u1ee9u nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u1ed5 \u0111\u1ea1i n\u00e0y \u1edf m\u1ee9c \u0111\u1ed9 chi ti\u1ebft ch\u01b0a t\u1eebng c\u00f3.<\/p>\n\n
V\u1ecb tr\u00ed ch\u00ednh x\u00e1c c\u1ee7a khu h\u00f3a th\u1ea1ch m\u1edbi \u0111ang \u0111\u01b0\u1ee3c gi\u1eef b\u00ed m\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 khu v\u1ef1c n\u00e0y kh\u1ecfi nh\u1eefng thi\u1ec7t h\u1ea1i ti\u1ec1m \u1ea9n do nh\u1eefng ng\u01b0\u1eddi s\u0103n t\u00ecm h\u00f3a th\u1ea1ch g\u00e2y ra. Tuy nhi\u00ean, du kh\u00e1ch c\u00f3 th\u1ec3 tr\u1ef1c ti\u1ebfp tr\u1ea3i nghi\u1ec7m nh\u1eefng k\u1ef3 quan c\u1ee7a h\u00f3a th\u1ea1ch k\u1ef7 Cambri b\u1eb1ng c\u00e1ch tham gia c\u00e1c chuy\u1ebfn \u0111i b\u1ed9 c\u00f3 h\u01b0\u1edbng d\u1eabn vi\u00ean v\u00e0o kh\u1ed1i \u0111\u00e1 phi\u1ebfn s\u00e9t Burgess \u1edf C\u00f4ng vi\u00ean qu\u1ed1c gia Yoho.<\/p>\n\n
\u0110\u1ed1i v\u1edbi nh\u1eefng ai kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ebfn Canada, c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m c\u00e1c n\u1ed9i dung nh\u1eadp vai tr\u1ef1c tuy\u1ebfn. M\u1ed9t chuy\u1ebfn tham quan b\u1eb1ng t\u00e0u ng\u1ea7m th\u1ef1c t\u1ebf \u1ea3o k\u00e9o d\u00e0i m\u1ed9t ph\u00fat s\u1ebd cung c\u1ea5p cho b\u1ea1n c\u00e1i nh\u00ecn tho\u00e1ng qua v\u1ec1 \u0111\u00e1y bi\u1ec3n n\u01a1i nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u1ed5 \u0111\u1ea1i n\u00e0y t\u1eebng sinh s\u1ed1ng. Ngo\u00e0i ra, m\u1ed9t \u0111o\u1ea1n video v\u1ec1 chuy\u1ebfn th\u00e1m hi\u1ec3m c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn khu \u0111\u00e1 phi\u1ebfn s\u00e9t Burgess m\u1edbi s\u1ebd mang \u0111\u1ebfn cho b\u1ea1n c\u00e1i nh\u00ecn h\u1ea5p d\u1eabn v\u1ec1 nh\u1eefng kh\u00e1m ph\u00e1 c\u1ee7a h\u1ecd.<\/p>\n\n
C\u00e1c h\u00f3a th\u1ea1ch t\u1eeb khu v\u1ef1c m\u1edbi n\u00e0y \u0111\u00f3ng g\u00f3p \u0111\u00e1ng k\u1ec3 v\u00e0o s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 l\u1ecbch s\u1eed ti\u1ebfn h\u00f3a. Ch\u00fang cung c\u1ea5p b\u1eb1ng ch\u1ee9ng v\u1ec1 s\u1ef1 \u0111a d\u1ea1ng h\u00f3a c\u1ee7a s\u1ef1 s\u1ed1ng trong k\u1ef7 Cambri v\u00e0 l\u00e0m s\u00e1ng t\u1ecf ngu\u1ed3n g\u1ed1c c\u1ee7a c\u00e1c d\u1ea1ng \u0111\u1ed9ng v\u1eadt ph\u1ee9c t\u1ea1p. C\u00e1c nghi\u00ean c\u1ee9u ti\u1ebfp theo t\u1ea1i khu v\u1ef1c n\u00e0y \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd mang l\u1ea1i nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc h\u01a1n n\u1eefa v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c sinh v\u1eadt \u0111a b\u00e0o v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ebf gi\u1edbi \u0111\u1ed9ng v\u1eadt.<\/p>","protected":false},"excerpt":{"rendered":"
H\u00f3a th\u1ea1ch m\u1edbi \u0111\u01b0\u1ee3c khai qu\u1eadt t\u1ea1i Canada l\u00e0m s\u00e1ng t\u1ecf k\u1ef7 Cambri Ph\u00e1t hi\u1ec7n kho b\u00e1u v\u00f4 gi\u00e1 t\u1eeb h\u00f3a th\u1ea1ch Trong m\u1ed9t kh\u00e1m ph\u00e1 mang t\u00ednh \u0111\u1ed9t ph\u00e1,…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[244],"tags":[137,16662,16661,16660,6937],"class_list":["post-12325","post","type-post","status-publish","format-standard","hentry","category-natural-history","tag-paleontology","tag-arthropods","tag-marine-invertebrates","tag-cambrian-fossils","tag-evolution-of-life"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12325","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=12325"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12325\/revisions"}],"predecessor-version":[{"id":12326,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12325\/revisions\/12326"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=12325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=12325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=12325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}