Facts About Beavers | 台北市立動物園資訊網

2015年10月12日—Allbeaversneedwatertosurvive.Theyliveinoraroundfreshwaterponds,lakes,rivers,marshesandswamps.Americanbeaverslivethroughout ...

Beavers are among the largest living rodents in the world. They have thick fur, webbed feet and flattened, scale-covered tails. With powerful jaws and strong teeth, they fell trees in order to build homes and dams, often changing their environment in ways few other animals can. In fact, the idioms "busy as a beaver" and "eager beaver" are synonymous with being industrious and hardworking.

There are only two species of beaver. The American beaver[1] (opens in new tab) (Castor canadensis) typically weighs 60 lbs. (27 kilograms) and are 23 to 39 inches (60 to 100 centimeters) long. The tail adds another 7.75 to 12 inches (20 to 30.5 cm) to its length, according to National Geographic.

Eurasian beavers[2] (Castor fiber) are around the same size. They usually weigh from 29 to 77 lbs. (13 to 35 kg) and are 29 to 53 in (73 to 135 cm) in length, according to ...