Sometimes a creature uses a pair of antennae to swim.

有时某些动物使用其对触须来游泳。

The animals grew restless as if in anticipation of an earthquake.

各种动物都变得焦躁不安,像是感了地震即将发生。

We found a recessive cataract mutation arose spontaneously in a KUNMING outbred mouse strain.

研究遗传性白内障致病基因，实验动物模型是个非常好方式。

There are two types of mollusc that are actively venomous.

有两种随时释放毒素软体动物。

It demonstrated that mast cell degranulation plays a role in anti-hyper algesia produced by acupuncture.

目就是进步分析和研究疼痛动物模型上这种针刺镇痛效应和肥大细胞功能之关系。

The sort of animal lived in the Arctic Circle.

这种动物生活在北极圈里。

The rooms were acrawl with the small cleaning animals, all rubber and metal.

橡胶做，金属做小小清洁动物在房里忙碌着。

It is often unpleasant to see an anomaly animal.

只畸形动物常常会使人感不快。

Chromosomes also determine the sex of animals.

染色体也决定动物性别。

In this, Erythrosuchids constitute an Archosauriformes clade that is an outgroup to the Archosauria proper.

依照这个方法，引鳄科构成个初龙形动物演化支，是初龙外群体。

Animal conservationists disapprove of experimenting on animals.

动物保护主义者不赞成用动物做试验。

I can't stand people who are cruel to animals.

我受不了残忍对待动物人。

One problem with this classification is that even classic homeotherms experience periods of reduced temperature.

这种分类个问题是，即使是典型恒温动物也经历了降低体温时期。

The police and the volunteers combed the forest for the lost puma from the zoo.

警察和志愿者们在森林里处寻找动物园迷失美洲狮。

A frosted stage gathers red-crowned cranes, whooper swans, sika deer, and snow monkeys.

这是片霜封舞台，汇集了丹顶鹤，大天鹅，梅花鹿，雪猴等动物。

The vultures were already circling around the dead animal.

兀鹰已经在绕着动物尸体盘旋了。

After coition all animals are sad as the Romans used to say.

就像罗马人曾说那样，激情过后，任何种动物都会感悲伤。

This creature’s natural habitat is the jungle.

这种动物栖息地是丛林。

This creature's tail will regenerate if it's cut off.

这动物尾巴割掉会再长。

This creature’s tail will regenerate if it is cut off.

这种动物尾巴如果被割掉,会再生出来。