Question

Give reason for 1. Whales and Dolphin appear like fish and live in water but are grouped with mammals.​

Answer 1

Explanation:

dolphins will always Sleep with one eye.

and dolphins are not wild animals. .

. sharks are wild animals.and it is very dangerous.

Answer 2

Answer:

dolphins & whales both are fishes but they come into the category of mammals as they give birth to a baby and make them drink milk of their own.. but in comparison surely whales are dangerous and dolphins are calm....bur they sleep with one eye open and whales when sleeping are also very alert and at a point of topic they may some time act as if they are sleeping but they are actually not...

Explanation:

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