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 (C. fiber).

Jan 6, 2026 · 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 the …

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 – which …

Beavers, often hailed as nature’s engineers, are far more than just bucktoothed rodents. These industrious creatures play a critical role in shaping landscapes and maintaining healthy ecosystems. …

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 erosion, they …

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.

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

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 play a …

Dec 16, 2021 · Beaver: a large, semiaquatic rodent. There are two extant species: the North American beaver (Castor canadensis) and the Eurasian beaver (Castor fiber). Beavers are North America’s …

There are two species of beavers, which are found in the forests of North America, Europe, and Asia. These animals are active all winter, swimming and foraging in their ponds even when a layer of...