chuong 4_ phan loai hoc va su phan loai dong vat17
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11/24/2011 1:47:43 PMNguyn Hu Tr97
C cc hoa(Salamandra)
ch ng (Rana rugulose)
Cc nh (Bufo melanostictus)
11/24/2011 1:47:43 PMNguyn Hu Tr98
ch trng thnh
ch chatrng thnh
Nng nc Phi pht trin
Trng c th tinh
ch ci
Trng
Tinh trng
ch c
Chu trnh sinh sn ca ch
11/24/2011 1:47:43 PMNguyn Hu Tr99
ch thy tinh
Ti sao con ch ny li trong sut?11/24/2011 1:47:43 PM
Nguyn Hu Tr100
ch ti nh ci gi trng ca chng m t trongci ti nh nm di da trn lng chng
ch ng (Rana tigrina) s dngchn y c th chng bay itrong khng gian. Nhng c chnmnh ca ch cho php n phng rat v tr ly vi thi gian dmnhy ch khong 0,1 giy
11/24/2011 1:47:43 PMNguyn Hu Tr102
K ging bn, sng trong cc sui,m ly, cc dng sui
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