Question

why dolphin is called vertebrate animal​

Answer 1

Answer:

Hey mate here is the answer

Other characteristics of dolphins that make them mammals rather than fish are that they give birth to live young rather than laying eggs and they feed their young with milk. Also, like all mammals, dolphins even have a tiny amount of hair, right around the blowhole. Whales and porpoises are also mammals

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Answer 2

Answer:

each easy bro try kar miljayaga tujj