乌龟有坚硬的壳。
Both these fossils were dry-land tortoises.
这两块化石都是旱地陆龟。
Crocodiles, tortoises, birds, and insects seem to have been little affected.
鳄鱼、乌龟、鸟类和昆虫似乎很少受到影响。
Animals which behave "frugally" with energy become particularly old, for example, crocodiles and tortoises.
对能量使用表现得很“节俭”的动物变得非常长寿，比如鳄鱼和龟类。
Today's land tortoises constitute a single branch, deeply nested among branches consisting of aquatic turtles.
现在，陆龟构成一个独立的分支，完全被淹没在海龟的分支当中。
Targland's officials predict that these measures will be adequate, since it is difficult to collect the tortoises without a vehicle.
塔格兰德的官员预测这些措施将是足够的，因为没有交通工具的话，很难收集这些乌龟。
Sure enough, these amphibious species show up on the triangular graph approximately half way between the "wet cluster" of sea turtles and the "dry cluster" of land tortoises.
可以肯定的是，这些水陆两栖物种的数据出现在接近三角坐标中间的位置，位于水栖海龟和陆栖乌龟的坐标点之间。
Finally they returned yet again to the land as tortoises, some of which now live in the driest of deserts.
最终，它们再一次回到陆地，进化成为陆龟，其中的一些现在生活在非常干旱的沙漠中。
Tortoises at Dawn, Galapagos Islands, 1984 .
黎明巨龟。加拉帕戈斯群岛，1984年。
Some chapters are dialogs between Achilles and Tortoises.
有些章节是阿克琉斯与乌龟的对话。
Tortoises are dropped on to rocks to crack their shells.
被捕获的乌龟会被金雕从高空抛到岩石上从而击裂龟壳。
For one memorable week, I lived among the tortoises of Alcedo.
在这值得纪念的一个星期中，我跟Alcedo的陆龟们住在一起。
Gopher turtles are tortoises that dig burrows in the ground.
沙乌龟是会在地上打洞的旱乌龟。
In rocky areas of Africa, some tortoises have flexible shells.
在非洲的岩石区域内，有的旱乌龟的龟板十分灵活。
Three tortoises, Mick, Alan and Les, decide to go on a picnic.
三只乌龟，米克，阿兰和莱斯决定去野餐。
Being a tropical tortoise, Leopard tortoises do not hibernate.
作为一个热带龟，豹纹龟从不冬眠。
Giant tortoises, geochelone elephantopus, in a pond at Alcedo volcano.
巨型龟，geocheloneelephantopus，在阿尔·斯多火山的池塘中。
Luckily, tortoises can extend their necks above water and float on their backs.
幸运的是，这些象龟可以将长长的脖子伸出水面，并且仰面漂浮。
And that is why the 'Smart Tortoises 'are one of the world's best selling toys, ever.
这也是“聪明龟”能成为世界上最畅销玩具的原因。
Police say the three stolen tortoises could each fetch around $9, 000 on the black market.
警方说,在黑市上这三个被偷的龟每个可以买到9000美元。
The business value of a message might be long-lived or it may vanish in seconds (tortoises and hares).
消息的业务价值可能是长期存在的，或者可能在数秒内消失(好比乌龟和兔子)。
According to legend, eagles picked up tortoises and attempt to crack them open by dropping them on rocks.
根据传说，老鹰抓了乌龟，为了弄开它们的壳，会将其扔到岩石上。
The result is, her tortoises showed no evidence of contagious yawning, though it is common in humans.
结果是，尽管哈欠的传染性在人类中很常见，但没有证据显示乌龟打哈欠会传染。
Often, poachers roam villages in groups of up to 100, picking up thousands of tortoises over several weeks.
偷猎者通常组成100多人的团伙，在各个村落搜寻陆龟，几个星期就可以拣获数千只。
Tortoises which are hibernated with food still remaining inside are unlikely to survive in good health.
消化道中还有未排空的食物的龟龟几乎没有从冬眠中健康的醒来的可能。
Scientists have now rectified that situation, although you might call it a slow fix. Because tortoises are the key.
现在，科学家们修正了这个状况，尽管你可以把这称为缓慢的修正。因为，陆龟是其中的关键。
BCG identifies five trends that will determine how the tiger cubs fare against the old tortoises in the next few years.
BCG辨别出了五种趋势，在未来几年里，这些趋势将决定亚洲虎和老乌龟如何开展竞赛。
BCG identifies five trends that will determine how the tiger cubs fare against the old tortoises in the next few years.
BCG辨别出了五种趋势，在未来几年里，这些趋势将决定亚洲虎和老乌龟如何开展竞赛。
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