残株可以为昆虫和鸟类提供食物和栖息地。
A snag can provide food and a habitat for insects and birds.
我们知道很多其他野生植物，动物，昆虫和鸟类最近已经灭绝。
We know many other wild plants, animals, insects and birds have died out more recently.
它是个机敏的动物，曾经遍布高草草原，四处游荡，影响着所有在草原安家的植物、昆虫和鸟类。
It was a wary animal, once ubiquitous on the tall grass prairies, that roamed widely and interacted with every plant, insect, and bird making a home over the sod.
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