Most reptiles reproduce by laying eggs on land.

大多数爬行动物通过在陆地产卵进行繁殖。

All reptiles have to slough their skin to grow.

所有爬行动物都必须自然脱皮才能成长

Turtles are reptiles with shells.

海龟是带壳的爬行动物。

Are most reptiles afraid of cats?

大多数爬行动物会怕猫吗？

Crocodiles are reptiles.

鳄鱼是爬行动物。

Birds and reptiles worked together at once.

曾经鸟和爬行类共同协作。

The reptiles were once on top of the world.

爬行动物曾经位居食物链顶端。

Snakes, turtles, and crocodiles are reptiles.

蛇，龟和鳄鱼都是爬行动物。

This is more typical of mammals than of reptiles.

相比于爬行动物，哺乳动物的这一特性更加典型。

The Giant Toad and Andean Iguana are some examples of reptiles.

巨型蟾蜍和安第斯鬣蜥是爬行动物的代表。

In that sense, they are closer to mammals' brains than other reptiles' brains.

从那种意义上来说，比起其他爬行动物的大脑它们更接近哺乳动物的大脑。

Although scales typically cover reptiles, the pterosaurs probably had hairy coats.

虽然爬行动物身上通常都有鳞片，但翼龙的皮可能有很多毛。

Crocodiles have a similar level of, vocal sophistication, which makes them unique among reptiles.

鳄鱼也有类似的声音，这使得它们在爬行动物中变得独一无二。

Long before Man lived on the Earth, there were fishes, reptiles, birds, insects, and some mammals.

在人类出现很早以前，地球上就出现了鱼类、爬虫类、鸟类和一些哺乳动物。

Because they were bipedal, their arms were free to evolve flapping flight, which cannot be said for other reptiles of their time.

因为它们是两足动物，它们的手臂可以自由地进化出拍打的翅膀，这在当时的爬行动物中是不可能的。

Although modern reptiles generally do not form fibro-lamellar bone, juvenile crocodiles raised under optimal environmental conditions do.

虽然现代爬行动物一般不会形成纤维板层骨，但在最佳环境下长大的幼年鳄鱼却能形成纤维板层骨。

Bone growth in reptiles is periodic in nature, producing a series of concentric rings in the bone, not unlike the growth rings of a tree.

爬行动物的骨骼生长在本质上是周期性的，在骨头上产生一系列的同心圆，就像树木的年轮一样。

It swims farther into the cold of the northern and southern oceans than any other sea turtle, and it deals with the chilly waters in a way unique among reptiles.

其他海龟都不能游到它所能游到的寒冷的北部和南部海域，而且它处理寒冷水域的方式在爬行动物中是独一无二的。

In the 1980's, however, Bakker's contention began to be questioned, as a number of scientists found growth rings in the bones of various dinosaurs that are much like those in modern reptiles.

然而，到了20世纪80年代，巴克的论点开始受到质疑，因为许多科学家在各种恐龙的骨骼中发现了与现代爬行动物相似的生长环。

Of course with reptiles, it's a balancing act.

当然，对于爬行动物来说，这是一个平衡的过程。

It is a family of reptiles of the order pelycosaur ia.

这是盘龙目爬行动物的一科。

Tips for Shooting Reptiles and amphibians.

拍摄爬行动物和两栖动物的技巧。

The reconciled reptiles rest on a fragile tile.

和解的爬行动物歇在易碎的瓷砖上.

The reconciled reptiles rest on a fragile tile.

和解的爬行动物歇在易碎的瓷砖上。

Reptiles were never frightening to him, only fun.

于他而言，爬行类动物一点不可怕，反而是乐趣。

But birds don't have 'em, nor do reptiles or fish.

但是鸟类没有血小板，爬行动物和鱼类也没有。

They are not fallen angels, but risen reptiles.

它们不是坠落的天使，而是腾飞的爬行动物。

Most reptiles carry salmonella bacteria, for example.

比如，多数爬行动物都携带沙门氏菌。

Some reptiles can regrow their tails when they are cut away.

有些爬行动物的尾巴被割掉后可以重新长出来。

Early reptiles were well placed to capitalize on the new environment.

早期的爬行动物非常适应这种新环境。