He explains, "If ant colonies had worked out a reliable way to identify the best routes between their nest and food sources, the company managers figured, why not take advantage of that knowledge?"

他解释说：“如果蚁群已经找到了一种可靠的方法来确定蚁巢和食物源之间的最佳路线，那么公司经理们就会想，为什么不利用这种知识呢？”

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Take foraging as an example. Whenever an ant finds food and carries it back to the nest, that ant leaves a chemical trail (pheromones) along the way.

以觅食为例，一只蚂蚁发现食物并将其搬回蚁穴，蚂蚁会一路留下化学物质作为跟踪标记。

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If you come across a bird's nest beside the road, either in a tree or on the ground, and the mother is sitting on the young or on the eggs, do not take the mother with the young.

你若路上遇见鸟窝，或在树上或在地上，里头有雏或有蛋，母鸟伏在雏上或在蛋上，你不可连母带雏一并取去。

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Wildlife experts believe it could take up to 18 months before a barn owl moves into a nest box.

BBC: Barn owl at a farm

If you expect a private money manager to catapult you and your nest egg onto the Forbes 400 Richest People in America list, take a deep breath.

FORBES: Move over, mutual funds

But Mr Fothergill joked he would take the nest down once the crows' young had fledged because he feared looking ridiculous out at sea with a real crow's nest on his mast.

BBC: Crow's nest built on yacht mast in Aberystwyth