Beavers (genus Castor) are large, semiaquatic rodents of the Northern Hemisphere. There are two existing species: the North American beaver (Castor canadensis) and the Eurasian beaver …

2025年3月9日 · beaver, (genus Castor), either of two species of amphibious rodents native to North America, Europe, and Asia. Beavers are the largest rodents in North America and …

North American beavers are widespread across the continental United States, Canada, southern Alaska, and some parts of northern Mexico.

One of the largest rodents in the world, the beaver is a stout and sturdy semiaquatic animal. Today, there are two recognized species of beaver, the Eurasian beaver and the North …

Beavers are large members of the rodent family. The only other rodent larger than the beaver is the capybara. They are semi-aquatic, which means that they spend much of their time in the …

an animal with smooth fur, sharp teeth, and a large, flat tail. Beavers build dams (= walls of sticks and earth) across rivers.

Beavers are the largest rodents in North America and one of the few species that significantly change their environment. By building dams, which form slow-moving ponds and reduce …

2015年10月13日 · 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 …

Beavers are among the largest of rodents. They are herbivores and prefer to eat leaves, bark, twigs, roots, and aquatic plants. These large rodents move with an ungainly waddle on land …

2014年5月7日 · Beavers are herbivores and mostly eat leaves and bark and aquatic vegetation. Beavers form monogamous couples and both males and females raise their young. These …