Species authority page

North American beaver

Castor canadensis · Furbearers

North American beaver (Castor canadensis) can be identified as follows: Large aquatic rodent with a broad flat scaly tail, webbed hind feet and orange incisors. This biological profile does not establish whether hunting or trapping is legal.

Certified rules currently represented in Hunt: coverage in development. This is coverage, not a legal answer.

North American beaver chewing on saplings at a riverbank
Adobe Stock · Standard License (asset 2048662964)
Scientific name
Castor canadensis
Family
Castoridae
Range context
North America
Biology

How to identify it

Large aquatic rodent with a broad flat scaly tail, webbed hind feet and orange incisors. [1]

Species it is confused with

Check these before deciding what you are looking at. If you are not certain what it is, do not shoot.

Field knowledge

Where it lives

Ponds, lakes, rivers and wetlands where woody vegetation is available. [1]

Field knowledge

How it behaves

Slaps the tail on the water as a warning [2][3][4]

Fells trees (on average hundreds a year, up to about 40 cm diameter) for food and building [2][3][4]

Builds dams, lodges and bank dens; castor from glands near the tail is used for scent marking [2][3][4]

Usually stays within about 0.8 km of its den; two-year-olds disperse [2][3][4]

Regulatory handoff

Where it is listed for legal take

These authorities list this species for legal take in their own regulations.

Where legal take is listed

Being listed is not an open season. Seasons, zones, licences, methods and limits decide whether this animal may be taken on a given day and place — check Hunt or the authority before you go. Listings read 2026-09-30.

Geospatial intelligence

Where it is found

North America

Biology

Sources

Every claim above is attributed to one of these published sources.

  1. BIOLOGICALCastor

    Gouvernement du Québec · reviewed 2026-09-20

    Gouvernement du Québec

  2. Alaska Department of Fish and Game · reviewed 2026-09-30

    Alaska Department of Fish and Game

  3. Hinterland Who's Who (Canadian Wildlife Service / Canadian Wildlife Federation) · reviewed 2026-09-30

    Hinterland Who's Who (Canadian Wildlife Service / Canadian Wildlife Federation)

  4. NatureServe · reviewed 2026-09-30

    NatureServe