Beavers are large semi-aquatic rodents of the genus Castor that grow naturally in the temperate northern hemisphere. There are two extant species: North American beaver (Castor canadensis) and Eurasian beaver (C. fiber).
How many North American beavers are there?
The current beaver population is estimated to be 10 to 15 million. According to one estimate, there could have been as many as 60 million beavers in North America.
Why are beavers uncommon in North America?
The number of beavers (Castor canadensis), once one of the most widely distributed mammals in North America, has declined sharply. The chaotic capture of beaver fur has reduced populations. The landowner also killed a beaver building a dam that floods farmland and other private land.
What kind of beavers are there in Canada?
The North American beaver (Castor canadensis), also known as the Canadian beaver, grows naturally in Canada, the United States, and parts of northern Mexico.
Are beavers in all 50 states?
Beavers are found throughout North America, with the exception of the California and Nevada deserts, and parts of Utah and Arizona. They live in ponds, lakes, rivers, swamps, streams, and adjacent wetlands.
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