Polar bears are the one of the biggest bears—second only to Kodiak bears. Big male bears are twice the size of adult
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Grizzlies are close cousins of polar bears. Although polar bears (Ursus maritimus) are believed to have evolved from grizzly bears (Ursus arctos
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Polar bear is a pretty heavy animal—probably the heaviest of all carnivorous land mammals. Siberian tiger is just about the same weight
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Polar bears are among the most sexually dimorphic mammals in that the male is twice the size of a female. If you
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Polar bear weight varies with the season because of the availability of food sources. The adult males are generally heavier than adult
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Polar bears are sexually dimorphic mammals in that males are significantly larger and heavier than females. They are nearly twice larger and
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Male and female polar bears not only differ in their sizes but also somewhat in behavioral traits. Polar bears are the most
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