Hibernating animals have internal controls that prevent their body temperature from falling too low. The animal will wake up it's body temperature is too near the freezing point.

Lots of arctic animals, including bears, woodchucks and chipmunks, hibernate through the cold winter months. During hibernation, these animals aren't … ...

Beware of the hibernating bear. That's good advice as we talk about animals that spend the winter asleep somewhere underground or under a slash pile under the snow.

Hibernating animals such as squirrels and bears exhibit incredible resilience, going long periods without food and water and withstanding near-freezing temperatures by slowing down metabolism.

The first animal many people think of when they think of hibernation is probably a bear. But there are many other animals who spend the cold winter months hibernating. Animals hibernate when food ...

“We can trace it back to our ancestors, as well as learn from hibernating animals, exactly how fructose causes this ‘switch’ within us,” Johnson said.

The discovery of a hibernation-like state in an Early Triassic species suggests animals may have been using torpor to avoid the challenges of winter for at least 250 million years.

The same genetic makeup that allows a grizzly bear to emerge from hibernation healthy could transform treatments of chronic diseases, researchers at the University of Utah said.