beaver Castor Canadensis
Order Rodentia Rodents
- Animals with 2 upper & 2 lower incisors and no canines
- Of all mammals, has the most number of worldwide species
Family Castoridae Beavers (1 family member in North America)
Have adaptations for semi-aquatic lifestyle including: large size, underfur covered by outer long guard hairs for insulation, webbed hind feet for swimming, small eyes with outer membrane covering, valve openings to ears & nostrils, can open mouths while underwater without taking water into the lungs.
Largest rodent in North America, weighing up to 74 lbs
Herbivores; eat plant leaves and inner bark.