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24 July, 02:29

With their lack of gills, dolphin must surface every 10-15 minutes to breathe using a structure called a blowhole located on the top of its head. Young dolphins, when born, also have a small amount of hair on their lips which falls off shortly after birth. Which would be the best classification group for a dolphin?

Answers (2)
  1. A
    24 July, 03:35
    0
    A mammal because they have hair and have to breathe oxygen. They also give birth like humans do (without an egg)
  2. C
    24 July, 06:03
    0
    Possibly an aquatic mammal
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