researchers last summer watched as squirrels began to chase — and eat — voles, a cousin of field mice. This suggests squirrels are much more opportunistic in their diets than previously ...

As for why, it has a lot to do with the fact that rattle snakes eat squirrels. So to protect themselves from becoming lunch, squirrels chew discarded snakeskin and then smear it on their fur to mask ...

The Lens: Invasive squirrels in Japan could have devastating ... The phenomenon of mice eating seabirds has been recorded on only a handful of the world’s islands. The scale and frequency ...