So, by the middle of the Paleocene Epoch, animal life was on the rebound.

因此，到了古新世中期， 动物生命开始反弹。

And it couldn't fly, but it used those short wings to propel itself into the coastal waters of the Paleocene Epoch.

而且它不会飞，但是它用那短小的翅膀将自己推进到古新世的近海海域。

Planocraniidae first showed up in the Paleocene Epoch about 61 million years ago, starting with a species from China known as Planocrania hengdongensis .

Planocraniidae 最早出现在大约 6100 万年前的古新世时期，最早出现的是来自中国的一种名为 Planocrania hengdongensis 的物种。

From there, true penguins probably evolved in what's now New Zealand in the early Paleocene Epoch, around 61 million years ago, with Waimanu and its relatives.

从那里开始，真正的企鹅可能在大约 6100 万年前的古新世早期与怀马努及其亲戚一起在现在的新西兰进化。

The world's biggest snake thrived for a couple million years in the Paleocene Epoch, its giant lifestyle made possible by the extreme climate at the time.

世界上最大的蛇在古新世时期繁衍生息了几百万年，当时的极端气候使其成为可能。

During the Paleocene Epoch, which began about 66  million years ago, the king of the primeval world was not Tyrannosaurus Rex or Spinosaurus but a  colossal snake lurking in the warmest, wettest corners of South America.

在大约 6600 万年前的古新世，原始世界的王者不是霸王龙或棘龙，而是潜伏在南美洲最温暖、最潮湿的角落的一条巨蛇。