哺乳动物的

In most mammals, hairs grow toward the extremities, but because sloths spend so much time with their legs above their bodies, their hairs grow away from the extremities in order to provide protection from the elements while the sloth hangs upside down.

大多数哺乳动物，毛发都是向下生长的，但是由于树懒用下肢的时间远远高于身体，所以为了保护它们倒挂在树枝上，所以毛发逆向生长。

Thus, the formation of papillae is an important first step in development of the gustatory system in mammals..

因此，乳头的形成是哺乳动物味觉系统开始发育的第一步。

Temperate and boreal forests support herbivorous mammals, and predatory species such as wolves.

温带和北方森林养活了食草的哺乳动物和像狼一样的捕食种类。

Because among mammals there are many that vary their body temperatures during hibernation.

因为哺乳动物中有许多动物的体温在冬眠中是会变化的。

"The midbrain, a major sensory integration centre in other vertebrates, serves primarily to link the hindbrain and forebrain in mammal s."

在其它脊椎动物是主要感觉统合中心的中脑，在哺乳动物则主司联系后脑和前脑的作用。

"The midbrain, a major sensory integration centre in other vertebrate s, serves primarily to link the hindbrain and forebrain in mammals."

在其它脊椎动物是主要感觉统合中心的中脑，在哺乳动物则主司联系后脑和前脑的作用。

"The midbrain, a major sensory integration centre in other vertebrates, serves primarily to link the hindbrain and forebrain in mammals."

在其它脊椎动物是主要感觉统合中心的中脑，在哺乳动物则主司联系后脑和前脑的作用。

Hirlhira gene is one of the negative regulators of histone gene expression. It has been confirmed that HIRA contains a conserved family of proteins found in various species including yeast, Drosophila, fish, Xenopus, chicken and mammalian mouse, human.

Hir/hira基因是组蛋白基因表达的负调节因子，其产物包含一组保守的蛋白家族，广泛存在于从酵母、果蝇、鱼、爪蟾、鸡以及到哺乳动物小鼠和人类等多种生物体当中。

Unlike other hoofed mammals, zebras and their horse relatives have only one toe on each foot.

不像其他有蹄子的哺乳动物，斑马和其他马科动物的每只脚上都只有一个脚趾。

In former classifications a major division of Mammalia comprising mammals with nails or claws; distinguished from hoofed mammals and ''.

在以前的分类作为哺乳动物中有指甲或爪的一个主要分支；区别于有蹄目动物和鲸目动物。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。