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 ...

Although the dire is currently categorized as Canis dirus, paleontologist John Campbell Merriam first suggested dubbing the dire wolf Aenocyon dirus more than a century ago. “With this first ancient ...