For more than a decade many researchers have compared the DNA of giraffes from all parts of Africa. These studies have ...

Evolutionary biologist Nathan H. Lents details how animal relationships can offer perspective on sexual diversity, social ...

This is the second in a two-part series addressing how Roaring Fork Valley ranchers are trying to manage a new life with ...

But Paunovich soon realized it was Canis lupus: the gray wolf. The last wolves seen in Yellowstone — two pups — were killed ...