A polar bear's heart is relatively large compared to other bear species, weighing around 1% of its total body weight. On average, an adult polar bear's heart can weigh between 0.7-1.5 kilograms (1.5-3.3 pounds). This size is necessary to pump blood efficiently throughout the bear's body in the cold Arctic environment where they live.
polar bears are big to keep them up when they are in the water.
actually polar bears feet were always big and polar bears were just naturally born like that its part of nature
polar bears are big to keep them up when they are in the water.
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Some polar bears are 1600 pounds and square close to eleven feet.
no.they only have one heart
Alaska. Alaska has brown bears, black bears, even polar bears.
Polar bears are big and mean. They have big claws and powerful jaws with a set of sharp teeth. They also have a good sense of smell.
no
Nothing in the wild is big enough to eat a polar bear.
Kodiak bears are the largest subspecies of brown bear. They equal polar bears in size. These two bears are the largest members of Carnivora.
No. The wolf is much smaller than a polar bear. Polar bears are big and mean.