The asteroid strike had allowed the mammals to go from lowly underdogs... 小行星撞击 使哺乳动物从卑微的弱者…
allowed their primate ancestors to survive in the forest of 50 million years ago. 使它们的灵长类祖先 能够在5000万年前的森林中存活下来
allowed the penguins to exploit the seas like never before. 使企鹅能够 以前所未有的方法利用海洋
For some, their skin has allowed them to become masters of disguise. 对于有些动物来说 皮肤使它们成为伪装大♥师♥
And the tough, scaly skin that allowed them to conquer the deserts of Pangaea, 使它们征服盘♥古♥大♥陆♥的坚韧鳞片皮肤
Amniotic eggs allowed them to flourish in the drier conditions 蛋能使它们在干旱的环境下兴旺发展
allowed vertebrates to leave the water and explore the land. 使脊椎动物能够离开水体并探索陆地
but they've also allowed a more infamous group of fish to rule the waves. 但也使另一种更恶名昭彰的鱼类 统治海洋
A period which allowed one group to become the mightiest of dynasties. 这个时期 令一个物种群建立了最强大的王朝
allowed the invertebrates to follow 使无脊椎动物跟随着来到陆地上