鸦科动物和一些哺乳动物有未雨绸缪的能力,比如把食物储存在它们以后能找到的地方。
Corvids and some mammals have the ability to plan for the future, to store food for instance, in places where they can find it later.
大象有很好的记忆力,他们永远不会忘记有食物和水的地方。
Elephants have good memories and they never forget the places with food and water.
如果鱼能够记住在某一地方有安全的食物,它们将能够回到那个地方,不会将自己置于危险之境。
If fish are able to remember that a certain area contains (容纳) safe food, they will be able to go back to that area without putting their lives in danger.
These then became the objects of trade, of commerce, and of course of human diets and these had nutritional implications for people in different parts of the world.
这些随后成为了交易品和商品,当然,也成为了人们的日常饮食,对于来自世界不同地方的人们,这些食物都是有营养方面的考虑的
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