hibernate

Attacks by bears tend to surge in autumn before bears hibernate, with experts saying low yields of beech nuts because of climate change could be driving hungry animals into residential areas.

Rats do not hibernate, so when exposed to the cold, it can kill them outright or result in them producing fewer pups, as baby rats are known – which in turn slows population growth.

"We know they come here to mate, to hibernate, but what we don't know is why they make this journey."

Though fence lizards don’t hibernate, they become sluggish in winter, which is why these days, warmed by the sun and driven by the urge to mate, they’re once more appearing all over.

The mechanisms animals use to hibernate or slow their metabolism during unfavorable seasonal conditions are similar to those used by resurrecting creatures, who are just rather more extreme about it.