North American beaver

The North American beaver (Castor canadensis), also known as the American beaver or Canadian beaver is one of the 2 living species of beaver, the other being the Eurasian beaver (Castor fiber). It is one of the official national wildlife of Canada symbols in Canada. In the United States and Canada, the species may be referred simply as the "beaver", though this may cause confusion with the related mountain beaver and the Eurasian beaver. It was introduced in Argentina and many countries in Europe (mostly Finland and Karelia).