A bird that talks in morse code !
The punchline
When talking to you, the extrovert mathematician looks at *your* shoes.
A cat-a-logue !
Sir Loin!
Toucan
They Can Both fly except the fridge.
Polly wants a firecracker!
A: A polygon!
A bird who knocks before delivering its message !
Because he has a woodpecker!
Re-morse code