One goes "ribbit ribbit", the other goes "rub it rub it".
I keep one in my garage and one in my closet. Edit:typo.
30 IQ points. This, as any carpenter will tell you, isn't a joke.
Computers have them toad-ily confused.
They sit eggsaminations !
The Eraser had rubbed the Whiteboard the wrong way.
Rub him with oinkment.