Grizzly bears have displaced and eaten black bears and polar bears in other places, and polar-grizzly hybrids have been documented in the Northwest Territories.
Do polar bears interact with grizzly bears?
In contrast, grizzly bears have not been observed using barrier islands; therefore, opportunities for polar bear–grizzly bear interactions or individual recognition are likely quite rare—except during sympatric use of the mainland or Drum Island.
Do brown bears and polar bears get along?
This is evident from similarity of both species’ DNA as well as their anatomy. Another indication of the close relationship between polar bears and brown bears is the fact that they can interbreed and produce hybrid offspring.
Do polar bears eat black bears?
Bears eating other bears isn’t entirely new—polar bears will eat each other, especially each others’ young. But for grizzlies it’s much more novel. Though how novel is up for debate. Michel told the CBC that he “knows of four other instances when a grizzly has hunted, killed and eaten a black bear in Banff.”
Do polar bears eat humans?
Bears. Polar bears, particularly young and undernourished ones will hunt people for food. … Truly man-eating bear attacks are uncommon, but are known to occur when the animals are diseased or natural prey is scarce, often leading them to attack and eat anything they are able to kill.
Do polar bears eat fish?
Food Preferences & Resources
When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage.
Do polar bears kill for fun?
Some of the other animals which have been observed engaging in surplus killing include orcas, zooplankton, humans, damselfly naiads, predaceous mites, martens, weasels, honey badgers, jaguar, leopards, lions, wolves, spiders, brown bears, american black bears, polar bears, coyotes, lynxes, minks, raccoons and dogs.