still mark the American landscape today... 如今仍在美国的地貌上显现
its impact was still felt across the globe... 但它仍对全球产生了影响
it still endures some of the same freezing conditions that an ice age brings. 这里仍经受着 冰河时代带来的冰冻状态
But there is one more chapter in the mammal story still to be told. 但是哺乳动物的故事 还有一章仍待讲述
But unlike whales, they still spend much of their time lazing on land. 但与鲸不同 它们多数时间仍懒洋洋地躺在陆地上
And it's still just as important today. 这在今天依然非常重要
the Americas were still at the mercy of the terror birds. 美洲仍在骇鸟的蹂躏之下
Feeding frenzies like these are still some of nature's grandest spectacles, 这样的疯狂进食 如今仍是大自然最宏伟的景象之一