Page 144 - World of Animals - Book of Sharks & Ocean Predators
P. 144
Sharks & Ocean Predators
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Eating for survival
These arctic giants rely on the best-possible diet to help see
them through such extreme conditions
Polar bears need to maintain their thermal fat layer to
battle the cold, and seal blubber contains 70 per-cent
energy-packed fat, rich in healthy oils and vitamins.
Seals are abundant in the Arctic circle so they are a
logical choice, and with 42 sharp teeth the polar bear
has little trouble killing a meal. The hunting skills of
polar bears range from a silent sneak attack to an
outright charge, so no seal is safe.
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