S\u1ee9a l\u00e0 m\u1ed9t lo\u00e0i \u0111\u1ed9ng v\u1eadt b\u1eadc r\u1ea5t th\u1ea5p, th\u01b0\u1eddng n\u1ed5i tr\u00ean m\u1eb7t bi\u1ec3n, d\u1eadp d\u1ec1nh theo s\u00f3ng. Trong c\u01a1 th\u1ec3 s\u1ee9a ch\u1ee9a tr\u00ean 95% n\u01b0\u1edbc. B\u1edfi v\u1eady nh\u00ecn n\u00f3 trong su\u1ed1t gi\u1ed1ng nh\u01b0 kh\u00f4ng m\u00e0u s\u1eafc, r\u1ea5t th\u00fa v\u1ecb. Nh\u01b0ng s\u1ee9a l\u1ea1i kh\u00f4ng m\u1ec1m y\u1ebfu nh\u01b0 d\u00e1ng v\u1ebb b\u1ec1 ngo\u00e0i c\u1ee7a n\u00f3, n\u1ebfu nh\u01b0 b\u1ea1n ch\u1ea1m tay v\u00e0o n\u00f3 th\u00ec gi\u1ed1ng nh\u01b0 ch\u1ea1m tay v\u00e0o con s\u00e2u r\u00f3m v\u1eady, s\u1ebd b\u1ecb c\u1eafn \u0111\u1ebfn v\u1eeba \u0111\u1ecf v\u1eeba s\u01b0ng, \u0111au \u0111\u1ebfn kh\u00f3 m\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
S\u1ee9a c\u1eafn ng\u01b0\u1eddi b\u1eb1ng c\u00e1ch n\u00e0o?<\/p>\n\n\n\n
Ho\u00e1 ra, c\u01a1 th\u1ec3 s\u1ee9a chia th\u00e0nh 2 b\u1ed9 ph\u1eadn, m\u1ed9t b\u1ed9 ph\u1eadn l\u00e0 ph\u1ea7n “\u00f4” n\u1ed5i tr\u00ean m\u1eb7t n\u01b0\u1edbc, m\u1ed9t b\u1ed9 ph\u1eadn kh\u00e1c l\u00e0 gi\u00e1c quan b\u00ean m\u00e9p ch\u00ecm d\u01b0\u1edbi n\u01b0\u1edbc. C\u00f3 nh\u1eefng con s\u1ee9a xung quanh “\u00f4” c\u1ee7a n\u00f3 c\u00f3 r\u1ea5t nhi\u1ec1u tua c\u1ea3m nh\u1ecf, c\u00f3 nh\u1eefng con s\u1ee9a l\u1ea1i m\u1ecdc nh\u1eefng tua d\u00e0i \u1edf gi\u00e1c quan b\u00ean m\u00e9p. Nh\u1eefng chi\u1ebfc tua n\u00e0y r\u1ea5t quan tr\u1ecdng, b\u00ean ngo\u00e0i c\u1ee7a ch\u00fang ph\u00e2n b\u1ed1 v\u00f4 s\u1ed1 t\u1ebf b\u00e0o gai, trong t\u1ebf b\u00e0o gai c\u00f3 nang s\u1ee3i gai, trong nang s\u1ee3i gai ch\u1ee9a d\u1ecbch \u0111\u1ed9c v\u00e0 m\u1ed9t b\u00fai s\u1ee3i gai d\u00e0i m\u1ea3nh. Khi con m\u1ed3i hay k\u1ebb \u0111\u1ecbch ti\u1ebfp x\u00fac ph\u1ea3i con s\u1ee9a th\u00ec s\u1ee3i gai s\u1ebd l\u1eadp t\u1ee9c m\u1edf ra, \u0111\u00e2m v\u1ec1 ph\u00eda \u0111\u1ed1i ph\u01b0\u01a1ng. \u0110\u1ed3ng th\u1eddi, d\u1ecbch \u0111\u1ed9c trong nang t\u1eeb trong s\u1ee3i gai c\u1ee7a ru\u1ed9t r\u1ed7ng phun ra, nh\u01b0 ti\u00eam v\u00e0o trong c\u01a1 th\u1ec3 c\u1ee7a \u0111\u1ed1i ph\u01b0\u01a1ng. M\u1ed9t khi g\u1eb7p ph\u1ea3i s\u1ef1 t\u1ea5n c\u00f4ng c\u1ee7a s\u1ee3i gai th\u00ec \u0111\u1ed1i t\u01b0\u1ee3ng s\u1ebd b\u1ecb tr\u00fang \u0111\u1ed9c v\u00e0 t\u00ea li\u1ec7t r\u1ea5t nhanh.<\/p>\n\n\n\n
Lo\u00e0i s\u1ee9a \u0111\u00e1ng s\u1ee3 nh\u1ea5t ph\u1ea3i t\u00ednh \u0111\u1ebfn l\u00e0 lo\u00e0i s\u1ee9a h\u00e0 B\u1eafc C\u1ef1c, \u0111\u01b0\u1eddng k\u00ednh “\u00f4” c\u1ee7a n\u00f3 kho\u1ea3ng 2 m, m\u00e9p d\u01b0\u1edbi c\u1ee7a “\u00f4” c\u00f3 8 c\u1ee5m tua, m\u1ed7i c\u1ee5m c\u00f3 150 c\u00e1i, tr\u00ean m\u1ed7i tua l\u1ea1i c\u00f3 v\u00f4 s\u1ed1 t\u1ebf b\u00e0o gai. \u0110i\u1ec1u \u0111\u00e1ng s\u1ee3 h\u01a1n l\u00e0 tua c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 v\u01b0\u01a1n d\u00e0i \u0111\u1ebfn h\u01a1n 40 m, m\u1ed9t khi t\u1ea5t c\u1ea3 c\u00e1c tua \u0111\u1ec1u m\u1edf ra th\u00ec nh\u01b0 m\u1ed9t thi\u00ean la \u0111\u1ecba v\u00f5ng, t\u1ed5ng di\u1ec7n t\u00edch c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 500 m2. L\u00fac n\u00e0y, n\u1ebfu nh\u01b0 c\u00f3 ng\u01b0\u1eddi kh\u00f4ng may b\u01a1i v\u00e0o ph\u1ea1m vi n\u00e0y th\u00ec h\u1eadu qu\u1ea3 kh\u00f4ng th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng n\u1ed5i. R\u1ea5t may l\u00e0 lo\u1ea1i s\u1ee9a \u0111\u00e1ng s\u1ee3 n\u00e0y ch\u1ec9 ph\u00e2n b\u1ed1 \u1edf trong v\u00f9ng bi\u1ec3n B\u1eafc C\u1ef1c m\u00e0 \u1edf \u0111\u00f3 r\u1ea5t hi\u1ebfm d\u1ea5u v\u1ebft c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n","protected":false},"excerpt":{"rendered":"
S\u1ee9a l\u00e0 m\u1ed9t lo\u00e0i \u0111\u1ed9ng v\u1eadt b\u1eadc r\u1ea5t th\u1ea5p, th\u01b0\u1eddng n\u1ed5i tr\u00ean m\u1eb7t bi\u1ec3n, d\u1eadp d\u1ec1nh theo s\u00f3ng. Trong c\u01a1 th\u1ec3 s\u1ee9a ch\u1ee9a tr\u00ean 95% n\u01b0\u1edbc. B\u1edfi v\u1eady nh\u00ecn n\u00f3 trong su\u1ed1t gi\u1ed1ng nh\u01b0 kh\u00f4ng m\u00e0u s\u1eafc, r\u1ea5t th\u00fa v\u1ecb. Nh\u01b0ng s\u1ee9a l\u1ea1i kh\u00f4ng m\u1ec1m y\u1ebfu nh\u01b0 d\u00e1ng v\u1ebb b\u1ec1 ngo\u00e0i c\u1ee7a n\u00f3, n\u1ebfu nh\u01b0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,10],"tags":[],"class_list":["post-8266","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8266","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8266"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8266\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}