Which animals do not hibernate?
It’s easier to list what animals do than the ones that don’t. And some that hibernate don’t do it in all locales if food is easily available. Even fish and lizards may hibernate. Some mammals that hibernate are chipmunks, ground squirrels, echidnas, possums, hedgehogs, hamsters, skunks, bats, prairie dogs, marmots, badgers, and some lemurs. Bears only make the list for some scientists, since they do wake up more frequently during hibernation, and though their metabolism slows during winter, it doesn’t slow to nearly the same degree as most other hibernating animals. Further, many bears give birth during winter, requiring a degree of alertness to care for new cubs. Some scientists prefer to call this denning instead of hibernation. Bears may also fully wake during winter denning and may actually attack people. Among non-mammals, you can find species of lizards, frogs, toads, newts, snakes, turtles, and insects like bees that hibernate. One bird, the Western Poor-Will is considered a hib
