Beaver - Wikipedia
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). Beavers are the second-largest living rodents, …
North American beaver - Wikipedia
The North American beaver (Castor canadensis) is one of two extant beaver species, along with the Eurasian beaver (Castor fiber). [23] It is native to North America and has been introduced in South America ( Patagonia ) and Europe (primarily Finland and Karelia ).
Eurasian beaver - Wikipedia
The Eurasian beaver (Castor fiber) or European beaver is a species of beaver widespread across Eurasia, with a rapidly increasing population of at least 1.5 million in 2020.
Beaver | Habitat, Size, & Facts. | Britannica
2024年10月3日 · 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 ...
American Beaver - National Wildlife Federation
The American beaver is the largest rodent in the United States, growing from two to three feet (0.6 to 0.9 meters) long, not including the tail. They have dark-brown waterproof fur and webbed feet. Beaver teeth grow continuously throughout their lives, and beavers must gnaw on trees to keep their teeth from getting too long.
Beaver Fact Sheet: Everything You Need to Know About Beavers
2014年5月7日 · The beaver might just be nature's greatest engineer. Excavating, logging and building landscapes, beavers are incredible environmental change agents.
Beaver - Simple English Wikipedia, the free encyclopedia
A beaver is large rodent. It is semi-aquatic : some of the time it lives in water , some of the time it lives on land. Beavers are only found in North America and Europe .
Beaver | Smithsonian's National Zoo and Conservation Biology Institute
Beavers are the largest rodents in North America and one of the few species that significantly change their environment. By building dams, which form slow-moving ponds and reduce erosion, they provide habitat and resources for dozens of other species.
Beaver - National Geographic
There are two species of beavers, which are found in the forests of North America, Europe, and Asia. These animals are active all winter, swimming and foraging in their ponds even when a layer of...
Acadia's North American Beaver: The Ultimate Keystone Species
2021年10月6日 · Beaver have an average body size of two feet in length (without the tail) and weigh between 35 and 60 pounds. They can hold their breath underwater for about 15 minutes, allowing for them to store food underwater, maintain their home in …