T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 – Arkady Leokum<\/p>\n\n\n\n
Lo\u00e0i chim c\u00f3 l\u00f4ng v\u0169, lo\u00e0i c\u00f3 v\u00fa (lo\u00e0i th\u00fa) c\u00f3 l\u00f4ng mao. Nh\u01b0ng, t\u1ea1i sao \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa l\u1ea1i c\u00f3 l\u00f4ng mao? C\u00f3 nhi\u1ec1u l\u00fd do.<\/p>\n\n\n\n
Gi\u00e1 tr\u1ecb ch\u1ee7 y\u1ebfu c\u1ee7a l\u00f4ng l\u00e0 gi\u1eef th\u00e2n nhi\u1ec7t. \u1ede mi\u1ec1n nhi\u1ec7t \u0111\u1edbi, l\u00f4ng l\u1ea1i c\u00f3 ch\u1ee9c n\u0103ng ng\u01b0\u1ee3c l\u1ea1i: \u0111\u1ec3 gi\u1ea3i nhi\u1ec7t. C\u00f3 v\u00e0i gi\u1ed1ng v\u1eadt \u1edf mi\u1ec1n nhi\u1ec7t \u0111\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ed9 l\u00f4ng che ch\u1edf cho kh\u1ecfi b\u1ecb \u00e1nh m\u1eb7t tr\u1eddi chi\u1ebfu th\u1eb3ng v\u00e0o. Nh\u01b0ng, nh\u1eefng l\u00f4ng d\u00e0i \u1edf m\u1ed9t v\u00e0i n\u01a1i tr\u00ean c\u01a1 th\u1ec3 \u0111\u1ed9ng v\u1eadt \u0111\u01b0\u1ee3c d\u00f9ng v\u00e0o m\u1ee5c \u0111\u00edch \u0111\u1eb7c bi\u1ec7t. Ch\u1eb3ng h\u1ea1n c\u00e1i b\u1eddm s\u01b0 t\u1eed, b\u1eddm ng\u1ef1a \u0111\u1ec3 che ch\u1edf c\u00e1i c\u1ed5 c\u1ee7a con v\u1eadt kh\u1ecfi b\u1ecb r\u0103ng k\u1ebb th\u00f9 c\u1eafn v\u00e0o. L\u00f4ng \u0111u\u00f4i d\u00e0i c\u1ee7a s\u00fac v\u1eadt ch\u1ee7 y\u1ebfu l\u00e0 \u0111u\u1ed5i ru\u1ed3i mu\u1ed7i. C\u00e1i m\u00e0o d\u00e0i c\u1ee7a v\u00e0i gi\u1ed1ng chim l\u00e0 \u0111\u1ec3 h\u1ea5p d\u1eabn con m\u00e1i. B\u1ed9 l\u00f4ng d\u00e0i v\u00e0 c\u1ee9ng c\u1ee7a con nh\u00edm l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n t\u1ef1 v\u1ec7 c\u1ee7a n\u00f3. C\u0169ng c\u00f3 khi l\u00f4ng tr\u1edf th\u00e0nh c\u01a1 quan x\u00fac gi\u00e1c c\u1ee7a \u0111\u1ed9ng v\u1eadt. trong r\u00e2u m\u00e8o c\u00f3 nh\u1eefng s\u1ee3i th\u1ea7n kinh \u0111\u1eb7c bi\u1ec7t v\u00e0 r\u1ea5t nh\u1ea1y c\u1ea3m \u0111\u1ed1i v\u1edbi x\u00fac gi\u00e1c. B\u1ea1n th\u1ea5y \u0111\u00f3, l\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng v\u00e0o nhi\u1ec1u m\u1ee5c \u0111\u00edch t\u00f9y theo t\u1eebng lo\u1ea1i \u0111\u1ed9ng v\u1eadt. Nh\u01b0ng \u0111\u1ed1i v\u1edbi con ng\u01b0\u1eddi th\u00ec sao? C\u00e1i c\u00f4ng d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a l\u00f4ng – c\u00f3 ba t\u00ean \u1edf ba n\u01a1i l\u00e0 t\u00f3c, r\u00e2u, l\u00f4ng – l\u00e0 nh\u1eefng g\u00ec? \u0111\u1ee9a tr\u1ebb v\u1eeba m\u1edbi l\u1ecdt l\u00f2ng m\u1eb9 \u0111\u00e3 c\u00f3 s\u1eb5n m\u1ed9t l\u1edbp l\u00f4ng t\u01a1 r\u1ea5t m\u1ecbn ph\u1ee7 to\u00e0n th\u00e2n. L\u1edbp l\u00f4ng n\u00e0y s\u1ebd s\u1edbm \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng nh\u1eefng l\u1edbp l\u00f4ng t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn h\u01a1n nh\u01b0ng c\u0169ng c\u00f2n m\u1ecbn l\u1eafm. \u0111\u1ebfn tu\u1ed5i d\u1eady th\u00ec, l\u1edbp l\u00f4ng n\u00e0y l\u1ea1i b\u1ecb thay th\u1ebf b\u1eb1ng m\u1ed9t l\u1edbp l\u00f4ng kh\u00e1c v\u00e0 l\u00e0 l\u1edbp sau c\u00f9ng. S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a l\u1edbp l\u00f4ng cu\u1ed1i c\u00f9ng n\u00e0y b\u1ecb tuy\u1ebfn sinh d\u1ee5c chi ph\u1ed1i. C\u00e1c hormon ph\u00e1i nam t\u00e1c \u0111\u1ed9ng theo c\u00e1ch ph\u00e1t tri\u1ec3n m\u1ea1nh r\u00e2u v\u00e0 l\u00f4ng kh\u1eafp to\u00e0n th\u00e2n trong khi \u0111\u00f3 t\u00f3c b\u1ecb ng\u0103n ch\u1eb7n ho\u1eb7c ch\u1eadm ph\u00e1t tri\u1ec3n. S\u1ef1 ph\u00e1t \u0111\u1ed9ng c\u1ee7a hormon ph\u00e1i n\u1eef th\u00ec ng\u01b0\u1ee3c l\u1ea1i. t\u00f3c tr\u00ean \u0111\u1ea7u ph\u00e1t tri\u1ec3n m\u1ea1nh trong khi r\u00e2u v\u00e0 l\u00f4ng th\u00ec ng\u01b0ng. Do \u0111\u00f3, ph\u1ee5 n\u1eef kh\u00f4ng c\u00f3 r\u00e2u v\u00ec nh\u1eefng tuy\u1ebfn v\u00e0 hormon kh\u00e1c trong c\u01a1 th\u1ec3 \u0111\u00e3 t\u00e1c \u0111\u1ed9ng \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 ph\u00e1t tri\u1ec3n l\u00f4ng \u1edf nh\u1eefng n\u01a1i n\u00e0y. \u0111\u1ec3 gi\u1ea3i th\u00edch t\u1ea1i sao l\u1ea1i nh\u01b0 v\u1eady v\u00e0 t\u1ea1i sao tuy\u1ebfn v\u00e0 hor- mon n\u01a1i \u0111\u00e0n \u00f4ng l\u1ea1i k\u00edch th\u00edch m\u1ecdc r\u00e2u, c\u00f3 l\u1ebd ta ph\u1ea3i \u0111i ng\u01b0\u1ee3c tr\u1edf l\u1ea1i th\u1eddi k\u1ef3 s\u01a1 khai c\u1ee7a lo\u00e0i ng\u01b0\u1eddi. \u1ede v\u00e0o m\u1ed9t th\u1eddi n\u00e0o \u0111\u00f3, ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 r\u00e2u c\u00f3 l\u1ebd l\u00e0 \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi ta, t\u1eeb \u0111\u00e0ng xa, ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c \u0111\u00e0n \u00f4ng, \u0111\u00e0n b\u00e0. C\u0169ng c\u00f3 th\u1ec3, b\u1ed9 r\u00e2u l\u00e0m cho ng\u01b0\u1eddi \u0111\u00e0n \u00f4ng c\u00f3 v\u1ebb oai v\u1ec7 h\u01a1n, nh\u1edd \u0111\u00f3 tr\u1edf n\u00ean h\u1ea5p d\u1eabn h\u01a1n \u0111\u1ed1i v\u1edbi \u0111\u00e0n b\u00e0. thi\u00ean nhi\u00ean lu\u00f4n lu\u00f4n ti\u1ebfp s\u1ee9c cho \u0111\u00e0n \u00f4ng tr\u1edf n\u00ean h\u1ea5p d\u1eabn \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi kh\u00e1c ph\u00e1i nh\u01b0 thi\u00ean nhi\u00ean \u0111\u00e3 l\u00e0m nh\u01b0 v\u1eady cho nhi\u1ec1u gi\u1ed1ng chim, gi\u1ed1ng th\u00fa kh\u00e1c.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 – Arkady Leokum Lo\u00e0i chim c\u00f3 l\u00f4ng v\u0169, lo\u00e0i c\u00f3 v\u00fa (lo\u00e0i th\u00fa) c\u00f3 l\u00f4ng mao. Nh\u01b0ng, t\u1ea1i sao \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa l\u1ea1i c\u00f3 l\u00f4ng mao? C\u00f3 nhi\u1ec1u l\u00fd do. Gi\u00e1 tr\u1ecb ch\u1ee7 y\u1ebfu c\u1ee7a l\u00f4ng l\u00e0 gi\u1eef th\u00e2n nhi\u1ec7t. \u1ede […]<\/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],"tags":[],"class_list":["post-14227","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14227","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=14227"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14227\/revisions"}],"predecessor-version":[{"id":14228,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14227\/revisions\/14228"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}