| the gray wolf, Canis lupus, sometimes designated as the subspecies C. lupus occidentalis: formerly common in northern North America but now greatly reduced in number and rare in the conterminous U.S. |
| gray wolf n. A large, tawny gray wolf (Canis lupus) that formerly occupied diverse habitats throughout northern North America and Eurasia but now lives in fewer, more limited areas because of human encroachment. Also called timber wolf. |
| timber wolf n. See gray wolf. |