Except, of course, that they never made it out of the Pleistocene.

当然，不同之处是他们未活过更新世。

We're coming to the end of the Pleistocene, the end of the Ice Age.

我们来到更新世的末期，是冰期尽头。

Megalodon disappeared entirely from the fossil record, just as the Pliocene epoch gave way to the Pleistocene.

巨齿鲨在地球的历史中彻底消失了，就像地质时代从上新世过渡到更新世那样。

During the Pleistocene, the waters grew colder, and the new and improved productivity at the poles meant diatoms bounced back.

在更新世期间，水域变得更冷，两极新改善的环境意味着硅藻得以恢复。

So let’s look at the Pleistocene Epoch — the most recent glacial period.

那么让我们来看看更新世时期——最近的冰川期。

There's the Pleistocene, an icy epoch that saw the evolution of modern humans.

更新世是一个冰冷的时代，见证了现代人类的进化。

And its ancestors went head to head with some of the greatest  hunters of the pleistocene.

它的祖先与更新世的一些最伟大的猎手并肩作战。

But these wild squash have been on the decline since the end of the Pleistocene.

但这些野生南瓜自更新世末期以来一直在减少。

For example, from about 1.8 million years ago to around 11 thousand years ago was the Pleistocene epic.

例如，从大约 180 万年前到大约 11000 年前是更新世史诗。

And back in the Pleistocene, the California condor had a whole lot of North America to purify.

回到更新世，加利福尼亚秃鹰有很多北美需要净化。

But, if you lo ok in the fossil record, during the Pleistocene, pronghorn may well have needed that speed.

但是，如果你仔细观察化石记录，就会发现在更新世期间， 叉角羚很可能需要这样的速度。

And back in the Pleistocene, these asphalt pits were a textbook example of a predator trap.

回到更新世，这些沥青坑是捕食者陷阱的教科书示例。

As there are fewer animals, at least 100 times lower than during the Pleistocene era, useful grasslands have been replaced with mossy forests and wetlands.

由于动物数量减少，至少比更新世时期减少了 100 倍，有用的草原被长满苔藓的森林和湿地所取代。

But back in the Pleistocene, it seems that at least some megafauna could tolerate the toxins.

但回到更新世，似乎至少有一些巨型动物能够耐受这些毒素。

The Pleistocene extinctions brought about the end of most North American megafauna -- but, only on land.

更新世的灭绝导致了大多数北美巨型动物的灭绝——但仅限于陆地。

You, my friend, would be living in the Pleistocene Epoch, which spanned from 2.6 millions years ago to 11,700 years ago.

我的朋友， 你将生活在更新世，从 260 万年前到 11,700 年前。

The California condor first appeared back in the Pleistocene, when the world was a very different place.

加利福尼亚秃鹰最早出现在更新世，当时世界是一个非常不同的地方。

In the Pliocene Epoch there was the leggy, sprinting Homotherium, and more recently, in the Pleistocene, we find the famous Smilodon.

在上新世时期，有长腿、奔跑的同兽，最近，在更新世，我们发现了著名的剑齿虎。

There are lots of examples of anachronisms around today, and many of them date back to the Pleistocene.

今天有很多不合时宜的例子，其中许多可以追溯到更新世。

During the Pleistocene, condors feasted on the carcasses of the famous megafauna from that epoch, like mammoths, bison, and giant sloths.

在更新世期间， 秃鹰以那个时代著名的巨型动物的尸体为食，比如猛犸象、野牛和巨型树懒。