Wolves and grizzlies sound like unlikely allies.

狼和灰熊不像是同盟。

When large mammals like grizzlies are hunted, evolution might select for speedier life cycles.

当灰熊这种大型哺乳动物被猎杀时，进化可能会选择更快的生命周期。

And nearly all are decreasing in number, apart from a few exceptions, like grizzlies and black bears.

而且除了少数以外，几乎每个种类的数量都在减少，比如说北美洲灰熊和黑熊。

Yellowstone grizzlies were added to the “threatened” list under the Endangered Species Act.

根据《濒危物种法》，黄石灰熊被列入“受威胁”名单。

And a dozen or more grizzlies in the area.

还有一群灰熊在那片区域栖息。

The suspected grizzly attack reignited calls to " delist" and remove federal protections for grizzlies in certain parts of the U. S.

疑似灰熊袭击事件再次引发了美国某些地区“除名”和取消联邦对灰熊保护的呼声。

So they were sort of like the version of grizzlies today eating the ancestors of salmon back then, so kind of doing what grizzlies do.

所以它们有点像今天的灰熊，吃那时鲑鱼的祖先，所以有点像灰熊做的事情。

I think we have to give those gifts up in the name of community, to think beyond our own species, to think about grizzlies.

我认为我们必须以社区的名义放弃这些天赋，超越我们自己的物种，思考灰熊。

With less than 2,000 grizzlies across the 48 contiguous states, the grizzly bear is considered a " threatened species" and protected under the ESA, according to the U. S. Fish and Wildlife Service (FWS) .

根据美国鱼类和野生动物管理局（简称 FWS）的数据，在 48 个相邻州范围内，灰熊的数量不到 2000 只，因此被视为“濒危物种”，受到美国濒危物种保护法（ESA）的保护。