Respuesta :

mewoo

Answer:

They give birth to young, have fur, have lungs, and provide milk for the young.

Explanation:

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According to the UCSB Science Line, Whales are mammals because they give birth to young, have fur, ( even though it may not be visible ) have lungs and breathe, and provide milk for the young.

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I got these facts from the UCSB Science Line, you can check it out if you want.

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Hope this helps! <3

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