Assertion: shark's adaptation | /r/Synonym | regional endothermy
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Source sentences:
text: White sharks generate heat through the contraction of their swimming muscles, and this heat raises the temperature of parts of the shark’s body above that of the surrounding water, an adaptation called regional endothermy (which is a type of warm-bloodedness).
text: This adaptation , called regional endothermy (which is a type of warm-bloodedness ), allows the animal to be active in water that may be too cold for other species of predatory sharks.