Which wolf species is the biggest? Adult gray wolves are thought to be the biggest; females typically weigh between 23 to 55 ...

Epicyon haydeni was the largest of all the Epicyon species. Like other meat-eating animals, these colossal wolves had special “carnassial” teeth for slicing meat.

The Mackenzie Valley Wolf is one of the largest wolf species, weighing up to 175 lbs. Found in North America, it has been linked to rare but fatal human encounters.

The Minnesotan gray wolf has been listed as a threatened, rather than an endangered, species since 1978 — a unique status among the lower 48 states only held by Minnesota until 2011.

The dire wolf (Canis dirus) was said to be around the size of the largest gray wolves, with a shoulder height of 97 centimeters (38 inches) and weighing around 59 to 68 kilograms (130 to 150 ...