Beaver | 台北市立動物園資訊網

North American beavers have stocky bodies with a yellow-brown to almost black coat and a broad, flat, scaly tail. Their large, orange incisors grow continuously throughout their lifetime. They have webbed rear feet and digitated front paws. The beavers stocky body enables it to conserve heat.

A beavers long, dark-orange, visible incisors grow continuously throughout its life and are worn down through daily use. These teeth are self-sharpening and can cleave a willow the size of a persons finger in a single bite! If the incisors become too long, they can prevent the beavers mouth from closing enough for its grinding molars to meet, which could lead to starvation.

Beavers regularly move between aquatic and terrestrial environments. Their small, dexterous front feet are well adapted to working on land. They walk on five digits, grasp sticks with their front paws and have well-developed digging claws. Their larger hind feet are webbed for swimming and void o...