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 …

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5 days ago · Beavers are semi-aquatic mammals, widely renowned for their remarkable abilities in building dams and lodges made of branches, twigs, tree limbs, and other natural resources. They are …

Jul 7, 2025 · Giant beavers (Castoroides ohioensis) were aquatic mammals that lived during the Pleistocene. They probably looked and acted a lot like today’s beavers, but they grew to much larger …

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 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 …

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 years of age. …

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.