Madeline Ruebush took this photo of a California gray fox as it was sitting just outside the front door of the Museum on ...

and a black-tipped tail are some of the characters by which the gray fox differs from the red fox. Other differences include coarser fur, a shorter muzzle and legs, dark brown eyes, and a mane of ...

You may think that if you’ve seen one fox, you’ve seen them all. But while they’re all part of the Canidae (dog) family; communicate using intricate yips, barks, and squeals; and follow ...

gymnocercus)—which is typical of southern Brazil, as well as Uruguay, Argentina, Paraguay and Bolivia—had mitochondrial DNA (received only from the mother) more similar to the South American gray fox, ...