About the NWRS
The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.
Learn more about the NWRS
The gray fox is the only member of the dog family (Canidae) that can climb trees.
Page Photo Credits All photos courtesy of USFWS unless otherwise noted.
Last Updated: Mar 13, 2017