Question

Wales and Dolphins come under___category of mammals​

Answer 1

Answer:

Whales and Dolphins come under cetaceans category of mammals.

Explanation:

whales and dolphins come under cetaceans category of mammals because they are the only mammals have fur or hair and they fed their babies milk.They have fur when they are fetuses, but lose it before they are born. A few species have whiskers as adults and whiskers are a type of hair.

Answer 2

Dolphins and other whales are all mammals called cetaceans. Mammals, and only mammals, have fur or hair and they feed their babies milk. Whales all feed their babies milk. You may be thinking that whales dont have any fur.

hope it helps