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 …

Oct 7, 2025 · 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 Eurasia and …

Beavers are the second-largest living rodents after the capybaras. Beavers can grow up to 120cm in length (1.2m), their tail can measure as long as 50cm and they can weigh nearly 30kg – …

Thanks to their impressive building skills, beavers are a keystone species—an animal whose activities support its entire habitat, including the other species that it lives alongside.

Beavers are semi-aquatic herbivores. They travel from water to land to collect and eat tree bark, leaves, roots, and wetland plants. Beavers are monogamous. They mate at around three …

Beavers are the largest rodents (gnawing animals) in North America and the second largest in the world, behind the South American capybara. Beavers are powerful swimmers that can swim...

The largest rodents in North America, beavers are herbivores feasting on herbaceous plants and the bark of woody plants. Their eating habits indicate that they have preferences for certain …

Aug 8, 2025 · Get the scoop on beavers and the fantastic things they can do! Learn about their diet, habitat, behaviors, and more in a comprehensive guide.

Castor includes two extant species, the North American beaver (Castor canadensis) and Eurasian beaver (Castor fiber). Beavers are known for building dams, canals, and lodges. They are the...

Find out more about beavers, where they live and how big they are, along with other fascinating beaver facts and what you can do to help.