Shark teeth: The sharp bits of a squishy animal
Brains On! Science podcast for kids
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Shark Brains - True or False?
True or false, sharks can hear the heart beat of their prey from hundreds of feet away. Most sharks have electro sensory organs that look like small pits around their snouts. When you flip shark over, some of them enter a state called tonic immobility where their muscles relax and their breathing becomes deep just like hypnosis.
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