2 ms·

And for an animal but non-mammal example, there are penguins.

• addaon 2y ago
  Sea snakes, as well.
  • riffraff 2y ago
    And sea turtles, and I guess iguanas are a kind of sea lizard.
    • SideburnsOfDoom 2y ago
      > iguanas are a kind of sea lizard Only the marine iguanas, but yes. Also salt-water crocodiles (the largest living reptile).