* Weight: 40-80 pounds
* Length: 4-6 feet (including tail)
* Height: 2-3 feet at the shoulder
Keep in mind:
* Subspecies: Gray wolves, for example, are generally larger than Arctic wolves.
* Individual variation: There is always individual variation in size within any species, even within the same pack.
* Age and Sex: Male wolves are typically larger than females, and older wolves tend to be larger than younger ones.
Sources:
* National Geographic: [https://www.nationalgeographic.com/animals/mammals/facts/wolf](https://www.nationalgeographic.com/animals/mammals/facts/wolf)
* The Wolf Conservation Center: [https://www.wolfconservation.org/wolves-101/](https://www.wolfconservation.org/wolves-101/)