The American red squirrel is barely twice the size of a chipmunk and prefers pine forest and pine nuts as a dietary staple.

Recently a new visitor showed up at my bird feeding area by the house. Every once in awhile one of these creatures will show ...

In the southwestern United States and northwestern Mexico lies ... Some species, like the Mount Graham red squirrel, occur only in a single mountain range after evolving in isolation, surrounded by ...

The Center for Biological Diversity and Maricopa Audubon sued the U.S. Fish and Wildlife Service today for failing to protect habitat essential to the survival and recovery of southeast Arizona’s ...