Question

which aquatic animals have blowholes and for what are they used?​

Answer 1

blowhole carries air in and out of the whale's body. Whales lift their blowholes out of the water and forcefully blast out any water that may have gotten inside, then take deep breaths

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Answer 2

Explanation:

Whales and dolphins are mammals and breathe air into their lungs, just like we do. They cannot breathe underwater like fish can as they do not have gills. They breathe through nostrils, called a blowhole, located right on top of their heads.