在大自然的动物世界中，如果幼崽的父母死亡或失去了抚养的能力，幼崽们可能不会那么幸运或轻易地找到养父母。
In the world of animals in nature, the young may not be so lucky or easy to find a foster parent if their parents die or lose the ability to raise them.
在大自然的动物园里，没有其它动物长得像它们一样古怪。
No other animal in Nature's zoo looks quite as bizarre as they do.
如果没有语言，我们就不可能登上超越所有其他动物、甚至超越大自然的顶峰。
Without language, we could never have embarked on our ascent to unparalleled power over all other animals, and even over nature itself.
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