The reptiles were once on top of the world.
爬行动物曾经位居食物链顶端。
Mexico is major nesting area for the reptiles.
墨西哥是此种爬行动物最主要的栖居地。
First, the reptiles had to learn how to extract a tasty grub from a container.
首先，安乐蜥要学习如何从某一容器中获取一份美味可口的食物。
First, the reptiles had to learn how to extract a tasty grub from a container.
首先，爬行动物必须学会如何从容器中获取甜美的食物。
The reptiles first appear in the fossil record around 98 million years ago, Wilson said.
Wilson说，这种爬行动物在化石记录里最早出现于9800万年前。
Barak believes that physical contact with the reptiles can be a soothing experience.
巴拉克认为，与爬行动物的身体接触可以是一个安慰的经验。
There, he saw giant tortoises and noted that the reptiles were different on each island.
在这里，他看到了一些巨大的海龟，并注意到这些海龟与其他任何一个岛屿的海龟都不一样。
None of them are venomous, meaning customers can get up close and personal with the reptiles.
这些蛇都没有毒，进来的顾客可以和这些爬行动物零距离接触。
The tortoise and the eagle of the tortoise is the reptiles, but want to learn to fly, the results were dashed.
乌龟和老鹰中的乌龟本是爬举措物，却想学飞翔，效果被摔死…
The most striking eyes among the reptiles have lower and upper eyelids joined together, leaving one large hole for the pupil to see through.
最令人震惊的是蜥蜴的上下眼睑是连在一起的，这特点让它的眼睛只留下了一个比较大的孔瞳孔接收光线。
Mexico is major nesting area for the reptiles. But turtle eggs are considered a delicacy in that country and each year officials seize thousands from markets.
墨西哥是爬行动物的主要栖息地，但是海龟蛋被认为非常新鲜，每年官员都从市场查获成千的海龟蛋。
The famous Archaeopteryx – the first specimen of which resides in the Natural History Museum in London – for example, is one such transitional fossil between the reptiles and birds.
比如，伦敦自然历史博物馆第一个标本物种、著名的始祖鸟化石就是爬行动物和鸟类之间的过渡物种化石。
Look at the lower forms of animal life-the birds and the wild animals, the reptiles and the insects, the fish in the sea. Nature supplies them bountifully with everything they need.
再看看更低等一些的动物生命形态，如鸟类和其他野生动物、爬行动物和昆虫、大海中的鱼等等，大自然慷慨的提供了它们所需要的一切，它们所要做的就是在如此慷慨的大地上尽情享用这一切。
The reptile remains protected under the federal Endangered species Act even though it was downgraded to a "threatened" species, making it illegal to harass, poach or kill the reptiles.
这种爬行类动物仍然在联邦濒危动物法案的保护之下，即使它已经退下了濒危动物的行列；骚扰，偷猎或杀死它，仍是违法的。
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。
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。
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。
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。
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。
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。
It is a family of reptiles of the order pelycosaur ia.
这是盘龙目爬行动物的一科。
They were followed by the emergence of fish, reptiles, mammals, ferns, conifers and flowering plants.
在这之后出现了鱼类，爬行类，哺乳动物，蕨类，针叶树和开花的植物。
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。
He was astonished to find that two of the ear bones in mammals corresponded to pieces of the jaw in reptiles.
让赖歇特感到吃惊的是，他发现哺乳类的两块耳骨与爬行类颚部的一些骨片相吻合。
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。
The idea that the giant reptiles met their demise because of a gigantic meteorite impact off the Yucatan coast of Mexico has become one of the most widely accepted in science.
科学界中，普遍接受的观点认为，大型爬行动物的灭绝是由巨型陨石对墨西哥尤卡坦海岸的冲击引起的。
The idea that the giant reptiles met their demise because of a gigantic meteorite impact off the Yucatan coast of Mexico has become one of the most widely accepted in science.
科学界中，普遍接受的观点认为，大型爬行动物的灭绝是由巨型陨石对墨西哥尤卡坦海岸的冲击引起的。
应用推荐