There are also animal-built structures, such as anthills and beaver DAMS.

此外还有动物建造的结构，比如蚁冢和海狸水坝。

youdao

Often Beaver builds DAMS in rivers or streams to assist in moving the water into the forest or into underground waterways to allow life to thrive all around.

海狸常常在河流或溪流边构建水坝来协助水流向森林或流进地下水道以允许生命可在周围茂盛生长。

youdao

Beaver builds DAMS, which are generally used also to raise our young keeping them sweetly out of predators way, except occasionally with Fox.

海狸修建水坝，这通常也用来抚养我们的后代保护他们远离捕食者，除了偶尔有狐狸外。

youdao

Three days later, the British and a band of Mohawk and Anishnaabe warriors ambushed American forces at the Battle of Beaver Dams.

WSJ: 1812 | Canadian War Museum | Four Ways to Look at a War | By Mark Yost