A pigeon... "Coup, coup"
Tweets.
A fowl !
Carp E.D.M. Credit to my friend for this one.
Aspirin sorry guys
A: None. Each lightbulb contains the means of its own revolution.
RPM ( Revolutions Per Minute )
One has a coo, the other has a coup
It staged a coup
A Coo Clucks Clan