- The mammals had lost their crown.
哺乳动物走下王座 - This...
这个时代 - ...was the age of reptiles.
属于爬行动物 - Today, there are more than 10,000 species of reptile...
如今有超过一万种爬行动物 - although they are not all as terrifying as their ancestors.
虽然它们并非都像祖先那般可怕 - As the Earth has changed...
随着地球的变化 - ...reptiles have had to adapt to an ever more crowded world.
爬行动物 不得不适应一个越来越拥挤的世界
Today, there are more than 10,000 species of reptile... 如今有超过一万种爬行动物
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