Photo credit Gary Kramer, U.S. Fish & Wildlife Service

Photo credit Gary Kramer, U.S. Fish & Wildlife Service

Gray Wolf

C. lupus

IUCN Status: Least Concern

Endangered Species Act Status: Delisted**

Height: 31–33 inches at shoulder*

Length: 50–70 inches from nose to tail*

Weight: 88 pounds (avg. male); 82 pounds (avg. female)*

Population in U.S.: est. 7,000–11,200 in Alaska; 3,700 in Great Lakes; 1,675 in Northern Rockies; 275 in Pacific NW; and 186 Mexican wolves in Southwest

Historic range: most of North America

*Size varies widely based on sex, geographic latitude and subspecies

**The Mexican gray wolf subspecies (C. l. baileyi) is still listed as Endangered under U.S. FWS’s Nov. 3, 2020 Final Rule delisting the gray wolf


We will add more information soon, but for now, Living With Wolves, another great nonprofit, has an amazing Interactive Exhibit where you can explore gray wolves from nose to tail.