The world’s largest known bear from an existing species was an 11-foot-tall male polar bear that weighed 2,200 pounds, as Discovery News reported in February 2011. The largest recorded bear from an extinct species was at least 11 feet tall and weighed 3,500 pounds, according to National Geographic News.
The skeleton of the prehistoric South American short-faced bear was discovered in Buenos Aires Province in Argentina in 1935. The bear's upper arm bone was nearly as big as that of an elephant, and he was though to be the world’s largest and most powerful land predator during the Pleistocene Ice Age.Learn More
Black bears reach a length between 5 and 6 feet. Black bears have a large degree of variability in weight, ranging from 200 pounds up to about 600 pounds.Full Answer >
Adult brown bears defend themselves by using their paws, which are equipped with 4-inch-long, razor-sharp claws. Often they engage in threatening postures and vocalizations in an attempt to drive off perceived threats before engaging in physical conflicts. Unable to climb trees like black bears, mature brown bears usually stand their ground if they cannot flee a threat.Full Answer >
The average polar bear is much larger than the average brown bear. Polar bears are considered the largest living carnivores on land, and large males often weigh more than a thousand pounds. Grizzly bears are actually a kind of brown bear; the two are not distinct.Full Answer >
Grizzly bears have an omnivorous diet that consists of fungi, berries, seeds, roots, grass, fish and larger game like elk and deer and will also consume dead animals. Grizzly bears will fish for salmon if possible and will also go after ground squirrels if the opportunity presents its self. In some cases, grizzly bears have been known to kill domestic livestock, such as sheep and cattle.Full Answer >