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 mate for life and live in colonies of one adult pair, their kits, and the yearlings from the previous breeding season. This colony has a territory, usually surrounding their pond and …

Jul 17, 2024 · Castor canadensis The North American beaver is the second largest rodent in the world behind the Capybara of South America. Found throughout the U.S. and Canada, these …

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...

Beavers are ecosystem engineers that build dams, boost biodiversity, and help fight climate change. Learn how conservation is helping them thrive.

Beavers are semiaquatic. Like many mammals that spend much of their lives in the water, beavers are large; an adult may weight over 30 kg. Water is a more efficient conductor of heat …

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 – …

Beavers are fascinating semi-aquatic mammals known for their incredible ability to transform landscapes. With their distinctive skills in dam-building and lodge construction, these rodents …

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.