Answer:
The ninja turtles call this place home, as do mythical alligators.
What has a horn but does not work?
With four oars it swims but it is always at home. Its back is like armor, tougher than chrome. What is it?
To you, rude would I never be, Though I flag my tongue for all to see.
They don't forget.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?