But Ambulocetus was perfectly equipped for its environment.

但是 Ambulocetus 完全适合它的环境。

24.Even better, it establishes Ambulocetus as a clear link between the wolf-like creature and Basilosaurus.

更有甚者，这指明了陆行鲸这样的狼型生物与龙王鲸之间的关系。

Perhaps they would look a bit like their other ancestor, Ambulocetus natans, whose name actually translates to " walking whale that swims."

也许它们会看起来像是它们的另一个祖先，陆行鲸，这个名字的翻译就是“会游泳的行走鲸鱼”。

Ambulocetus lived about 48 million years ago, in what's now northern India and Pakistan.

行走鲸生活在大约 4800 万年前，生活在现在的印度北部和巴基斯坦。

And its full name, Ambulocetus natans, literally means the walking, swimming whale.

它的全名是 Ambulocetus natans，字面意思是行走、游泳的鲸鱼。

26.I mean, Ambulocetus is a mammal that shows a sort of bridge between walking on land and swimming.

我的意思是，尽管陆行鲸已经指明一个路上行走动物和水中游泳动物的清晰联系。

10.Err, well, then also in Pakistan they found a fossil of another creature, which we call Ambulocetus natans.

而且也在巴基斯坦，我们找到了另一具生物化石，称之为陆行鲸。

Now, if a long, aquatic ambush predator sounds kind of familiar, that's because Ambulocetus is basically the mammal version of...

现在， 如果一个长长的水生伏击捕食者听起来有点熟悉，那是因为 Ambulocetus 基本上是... 鳄鱼的哺乳动物版本。

In other words, if Ambulocetus represents the transition from land to water, then Indohyus represents the transition from artiodactyls to whales.

换句话说， 如果 Ambulocetus 代表从陆地到水的过渡，那么 Indohyus 代表从偶蹄动物到鲸鱼的过渡。

Unlike Ambulocetus, it's not a member of the immediate whale family, but it shares a common ancestor with them, helping to connect today's artiodactyls.

与 Ambulocetus 不同， 它不是直系鲸鱼家族的成员，但它与他们有共同的祖先，有助于连接今天的偶蹄动物。

After all, from Indohyus to Ambulocetus, there are many adaptations that show that the diet of these animals changed from land-based sources to aquatic prey.

毕竟， 从 Indohyus 到 Ambulocetus，有许多适应表明这些动物的饮食从陆上来源转变为水生猎物。

Smack in the middle of this amazing transformation is Ambulocetus: a toothy predator the size of a sea lion -- and a striking example of a mammal order in transition.

处于这一惊人转变中间的是走鲸：一种长着牙齿的捕食者，体型与海狮相当——也是哺乳动物目次转变的一个显着例子。