它们的身体呈流线型，后肢完全消失，身体上长出了尾片和喷水孔，所有这些特征都无法掩饰它们与陆生哺乳动物之间的亲缘关系。
Their streamlined bodies, the absence of hind legs, and the presence of a fluke and blowhole cannot disguise their affinities with land dwelling mammals.
和水生动物不同，陆生动物的感官场建立在视觉的基础上，可以延展好几百米远，因此它们有时间考虑各种行动并选择最好的一种。
In contrast to aquatic life, land-based animals, whose vision-based sensory field extends for hundreds of meters, have time to contemplate a variety of actions and pick the best one.
我是世界上最大的陆生食肉动物之一，我也是家族中个头最大的成员。
I am one of the world's largest land predators. I'm also the biggest member of my family.
非洲象是地球上最大的陆生哺乳动物。
他说：“它不仅是这一地区最大的肉食动物，就我们所知，他还是1000万年来这个行星上已知的最大的陆生脊椎动物”。
He said: "it was not only the biggest predator in the region, as far as we know, but it was the largest terrestrial vertebrate known on the face of the planet for at least 10 million years."
动物从天性上生而就有感觉能力，这种感觉能力使记忆能复现它所感受到的某些事物特征，事物的其它特征则不能复现。
By nature animals are born with the faculty of sensation, and from sensation memory is produced in some of them, though not in others.
堤上贝壳种类丰富，多为潮间带或浅海泥沙海底软体动物的现生种属。
Embankment shell variety, mostly for the intertidal zone or shallow seabed sediment mollusc species present health.
苔藓虫苔藓虫门的小型水生动物，通过芽生繁殖，形成象苔藓一样的分支群体，一直附着在石头或海草上。
Any of various small aquatic animals of the phylum Bryozoa that reproduce by budding and form mosslike or branching colonies permanently attached to stones or seaweed.
世界上最快的陆生动物正在博茨瓦纳的奥卡万戈三角洲打着哈欠享受着片刻的放松。
The world's fastest land animal takes a moment to relax with a yawn on Botswana's Okavango Delta.
象——我们这个星球上目前存留的最庞大的陆生动物，自始祖象出现以来，已经过去了四千七百万年。
Elephants are the largest land animals on the planet and have been around for over 47 million years.
象——我们这个星球上目前存留的最庞大的陆生动物，自始祖象出现以来，已经过去了四千七百万年。
Elephants are the largest land animals on the planet and have been around for over 47 million years.
应用推荐