Do Polar Bears Drink Water?
The polar bear, the closest relative to the brown bear, is the Arctic's top predator. With a weight of up to 1,700 pounds, a polar bear's diet consists of high fat but without any water.
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Body Composition
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Polar bears live in the circumpolar north where temperatures are as low as -50 degrees Fahrenheit. To thrive in these conditions, polar bears have two thick layers of fur and one layer of blubber for insulation.
What They Eat
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The diet of a polar bear has a lot to do with water consumption or lack thereof. Polar bears have a high fat/low protein diet. Polar bears' favorite food is ringed seals. Although polar bears hunt and eat seals, they only consume the seal fat.
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What They Drink
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Polar bears rarely drink water as most of the drinkable freshwater is frozen. With a high fat/low protein diet, the Polar bears' water supply comes a chemical reaction when fats are broken down.
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References
- Photo Credit polar bear image by Earl Robbins from Fotolia.com
