哺乳动物的

Suckling is an instinct in mammals.

动物的本能。

The function of a mammal's fur is to insulate the body.

动物皮毛的功能在于使身体保温。

The whale is the largest mammal in creation.

鲸鱼所有动物中最大的。

The boa feeds on birds and small mammals.

蟒主要吃鸟小的动物。

Whales are mammals that live in the sea.

鲸生活在海洋中的动物。

There is a close analogy between the gills of a fish and the lungs of a mammal.

鱼的鳃与动物的肺很相似。

Bats are the only mammals to have wings and to achieve sustained flight.

蝙蝠唯一的有翅膀且能持续飞行的动物。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说重要的栖息地，而且在温带森林里，小型的动物居住在稠密的森林下层。

Look at the attitude of the mammifer toward the serpent: the serpent provokes fear and repulsion.

看看动物对蛇的态度：蛇挑起他们的恐斥。

ResultsBased on the classification of appraising criterion on acute toxicity test via mouth,skin and inbreathe with Wistar rat,LDS belonged to a feeb...

结论LDS对动物的毒性属微毒级,一种新型的安全灭螺药。

On the wall hanging an Elephant's genital. There are totally collect more than 100 kinds of mammiferous genitals in Hoosaweike's musuem which land in a fishing village of Iceland.

墙上挂的一只大象的生殖器。这家位于冰岛渔村胡撒威克的博物馆共收集了100多种动物的生殖器。