Every year, as the days shorten and the temperature drops, billions of animals that migrate embark on one of nature's greatest spectacles: the winter migration. This massive movement is a critical ...

As birds migrate south for the winter, they go to a variety of places both within the U.S. and internationally. This is how ...

When temperatures sink well below zero and the ground freezes solid, most animals head for shelter or migrate somewhere ...

Animals that hibernate for the longest periods are surprising. Learn what animal hibernates the longest, why animals ...

Wildlife is on the move as the winter migration season begins, so Colorado drivers need to pay extra attention. Collisions between wildlife and vehicles increase this time of year, especially between ...