|
- 积分
- 17983
- 威望
- 17983
- 包包
- 26159
|
本帖最后由 细胞海洋 于 2013-1-26 22:37 编辑
( M& f }3 v) j& O; G
F5 Y' k$ V, v& _6 p7 m1 A |& A- o% T- u. Y5 x0 [5 U' @
' N. b3 b0 b6 ~0 W
COVER A juvenile male Pteropus alecto (black flying fox)
! t6 S- ~* U6 Z' K" Lspreading its wings (for adults, average wing span: ~1 meter; average weight
7 V! u; U9 M- ?! T8 O; Drange: 500 to 1000 grams). Bats, the only mammals capable of sustained flight, / c' T/ \5 n& \1 C) F" @5 t. q
are among the world's most diverse mammals and are host to numerous deadly
+ h8 `- M( D. Iviruses. Comparative genome analyses have shed new light on the evolution of , z+ B2 h1 V+ U% X# K! h u
bat-specific traits, including flight and immunity. See page 456. Photo: Martin Asser
5 k+ r0 v* }. @Hansen/www.maasha.dk
% C2 F+ x" J( G' W4 G" o9 X4 c& p% A% E: K
/ {) A& k1 s& r7 V* Z* B9 V
|
附件: 你需要登录才可以下载或查看附件。没有帐号？注册
-
总评分: 威望 + 20
包包 + 20
查看全部评分
|
发表于 2013-1-26 07:42
发表于 2013-1-26 23:00
xie xie
