When winter arrives, animals have two main choices: sleep more or shut down almost completely until spring. You’ve probably heard of hibernation, but not every animal that slows down in winter truly ...

Have you ever been a little groggy when you woke up? Maybe your family was leaving really early in the morning for vacation and your mom or dad woke you up to start the long drive. You probably were a ...

When the cold and dark winter is setting in, some of us envy animals that can hibernate. This long, deep rest is an example of how nature develops clever solution to difficult problems. In this case, ...