Wildlife

Tree squirrels stay awake all winter, ground squirrels sleep for months. Here is which squirrels hibernate, where the rest go, and how long it lasts.

Jackrabbits are hares, not rabbits. The five North American species, how their ears cool them, what they eat, and why they are not aggressive.

Chipmunks do not truly hibernate. They spend winter in torpor underground, waking every few days to eat from a stored seed cache in their own burrow.

Frogs brumate through winter on pond bottoms, under leaf litter, or frozen solid. Where each species goes, when it emerges, and what to do if you dig one up.

The gray fox is the only North American canid that climbs trees. How to tell it from a red fox, what states it lives in, and whether it poses any risk.

Wild deer average 2 to 3 years while captive deer reach 15 to 20. Lifespan by species and sex, what kills deer young, and the oldest deer on record.

North America has three flying squirrel species, all strictly nocturnal gliders. Here is how they glide, what states they live in, and how they differ from sugar gliders.

Raccoons sleep through cold snaps but never truly hibernate. Here is what torpor looks like, where they den, and when they come back out.

No see ums are 1 to 3 mm biting midges that walk through window screens. What they are, when they bite, and what actually keeps them off you.

The bullfrog sound is a deep jug o rum that carries half a mile. Bullfrogs make five other noises too, including a scream that sounds human.