Wolves possess one of the strongest social structures second only to primates and humans. There are eight species of bears. Wolves are the largest members of the canid family. The giant panda has a total of 12 front toes. 1926 was the last year for native wolves to be seen in Yellowstone.
Bears are good swimmers.
Rabies is very rare in the modern wolf. Bears can run at top speeds of 35 miles per hour. The gray wolf is an endagered species. Female grizzlies most commonly give birth to two cubs. The average wolf pack size is 4-7 animals.