A blue whale's heart can weigh over 400 pounds.
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A crocodile can hold its breath underwater for an extended period.
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A camel can drink large amounts of water in a short time.
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A cheetah can accelerate from 0 to 60 mph in a few seconds.
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A hawk has sharp vision adapted for hunting.
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Certain species of fish build bubble nests.
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A group of porcupines is called a prickle.
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A group of wolves is called a pack.
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A tarantula can survive for weeks without food.
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