Quote:
Originally posted by futurestar1
Porpoises are not fish, they are mammals. A dolphin is a fish and the shape of its snout is different than a porpoise. That is how you can tell the two apart.
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Porpoises and dolphins BEAKS are different, as well as their fins.
BUT they are both mammals. Dolphins have hair, have live births (not eggs), and their young nurse on the mother's milk.
Killer Whales or Orcas are actually members of the dolphin family!
