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Sharks are ectotherms and their internal body temperatures usually reflect the waters they swim in. Holding their breath helps them function in the frigid deep.
Sharks are ectotherms and their internal body temperatures usually reflect the waters they swim in. Holding their breath helps them function in the frigid deep.
Sharks are ectotherms and their internal body temperatures usually reflect the waters they swim in. Holding their breath helps them function in the frigid deep.
Sharks are cold-blooded and their body temperatures are largely regulated by their immediate environment.
Sharks are cold-blooded and their body temperatures are largely regulated by their immediate environment.