Chuong 4_ Phan Loai Hoc Va Su Phan Loai Dong Vat19

11/24/2011 1:47:43 PMNguyn Hu Tr109

L mt loi b st, loi rng nc phi s dngnng lng t nh sng mt tri duy tr thnnhit. T ch tr ng trn mm , chng c thquan st v bt con mi.

11/24/2011 1:47:43 PMNguyn Hu Tr110

Vch (Chelonia mydas), sng trong ccvng bin nhit i trn th gii

11/24/2011 1:47:43 PMNguyn Hu Tr111

Rn v cc loi b st th li thu nhn cc phn ttrong khng kh. Nhng phn t ny s c thu nhnbi c quan Jacobson gip cho cc loi b st bitmi trng xung quanh

11/24/2011 1:47:43 PMNguyn Hu Tr112

Mng c ca tc k mu xanh chuyn thnh mu thng bo n con ci rng n sn snggiao phi. Mng c cng l tnh hiu e da nhngk l mt xm nhp vo lnh a.

11/24/2011 1:47:43 PMNguyn Hu Tr113

Tc k hoa (Chameleon chamaleon) c cu to vi isng chuyn ha trn cy, ui di c th qun cvo cnh cy nh l bn tay th nm. Li rt di, cth phng ra bt con mi khong cch xa.

11/24/2011 1:47:43 PMNguyn Hu Tr114

Sau khi n t trng, ra lng da(Dermochelys) theo bn nng s tmng ra bin, ni n s trng thnh