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Are Beaver native to North America?
Is a beaver a rodent?
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Where did the name Beaver come from?
The name beaver is the source for several names of places in Europe including Beverley, Bièvres, Biberbach, Biebrich, Bibra, Bibern, Bibrka, Bobr, Bjurbäcker, Bjurfors, Bober, Bóbrka and Bjurlund. Taxonomy. There are two extant species: the North American beaver (Castor canadensis) and the Eurasian beaver (C. fiber).
May 7, 2014 · Beaver taxonomy: Kingdom: Animalia. Phylum: Chordata. Class: Mammalia. Order: Rodentia. Family: Castoridae. Genus: Castor. Where do beavers live? North American beavers live in Canada, large...
Oct 13, 2015 · Classification/taxonomy. The taxonomy of the beaver, according to the Integrated Taxonomic Information System (ITIS):
Taxonomy Evolution. The first fossil records of beaver are 10 to 12 million years old in Germany, and they are thought to have migrated to North America across the Bering Strait. The oldest fossil record of beavers in North America are of two beaver teeth near Dayville, Oregon, and are 7 million years old. Subspecies
3 days ago · 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 second largest rodents worldwide. Their bodies extend up to 80 cm (31 inches) long and generally weigh 16–30 kg (35–66 pounds); however, beavers continue to grow ...
The beaver's eyes have a thin, transparent membrane, called a nictitating membrane, which is pulled over the eyeball for underwater work. A beaver's sight is good only for short distances and at close range. Its ears are external, small and rounded, with valves that also close while submerged, and the beaver's auditory sense is well developed.
They are the only living members of the family Castoridae, which contains a single genus, Castor, and two species . The American beaver ( Castor canadensis) is native to North America, from northern Canada to northern Mexico. The European beaver ( Castor fiber) is native to northern Europe and northwestern Asia.
