Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a ...

$22 million from the U.S. Department of Transportation will help build a dedicated wildlife overpass on a busy stretch of Interstate 25 between Denver and Colorado Springs. The wildlife overpass will ...

Reindeer conjure joyful images of Santa Claus, Christmas, and Rudolph, but the truth about these cold-weather animals is much ...

A first-ever analysis of the whole Greenland shark genome gives researchers a couple of clues to their longevity. When this Greenland shark was born, Leonardo painted the Mona Lisa. The species is the ...