During the summer thaw, polar bears supplement their diet with berries, fungi and plants, as well as kelp from along the coastline. These alternative foods, while adding variety to the polar bear’s diet, do not provide sufficient caloric intake to keep the bears from losing weight.
What are 3 things polar bears eat?
Polar bears feed mainly on ringed and bearded seals. Depending upon their location, they also eat harp and hooded seals and scavenge on carcasses of beluga whales, walruses, narwhals, and bowhead whales. On occasion, polar bears kill beluga whales and young walruses.
Do polar bears hunt in summer?
Adult male polar bears hunt about 25% of their time during the spring and about 40% of their time during the summer.
Can a polar bear survive in hot weather?
Summary: Polar bears are not likely to survive in a warmer world, biologists report. As polar bears lose habitat due to global warming, these biologists say, they will be forced southward in search of alternative sources of food, where they will increasingly come into competition with grizzly bears.
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 penguins?
Polar bears do not eat penguins, since penguins live in the southern hemisphere and polar bears live in the northern hemisphere.
Do polar bears drink water?
So they eat the blubber, not the meat. To break down and digest large amounts of protein, you need to get rid of the excess nitrogen in the protein by peeing it out in your urine. However, to produce lots of urine, you have to drink lots of water. There is no drinking water on the polar ice cap!
Do polar bears eat salmon?
Do Polar Bears Eat Fish
Fish is not their usual diet. Most arctic fishes are deep down in the water and they are beyond their reach. But in summers they may eat fishes like salmon and cod when they fell short of their staple diet.
Do polar bears eat snow?
And polar bearswill sometimes eat snow, but usually not in great quantities as it requires energy to melt it. Eating snow tends to be something the bears also do when they want to cool down, for example after sparring/fighting or on a sunny day.