Biology, asked by shreyaram2409, 1 year ago

why do dolphins and whales have blowholes

Answers

Answered by chanchalbhardwaj90

Whales are mammals who breathe air into their lungs. Blowholes are awhale's nostrils and are located on the top or back of the whale's head.Blowholes are covered by muscular flaps that keep water from entering them when the whale is under water. In the relaxed state, the flap covers theblowhole.

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Answered by wonder5

Whales and dolphins are mammals and they have lungs for breathing...
They dont have gills like other aquatic animals so they breathe through blowholes ...
They come out of water time to time to breathe..

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