Sir. Groan worthy penguin jokes(https://allwrong.wordpress.com/2007/10/05/penguin-riddles/)
Nevermind, this riddle is too easy.
I'm stumped.
Fred.
Nothing, penguins live in the South Pole and polar bears live in the North Pole.
Sir
Bear: "Gin............ and tonic." Bartender: "Why the big pause " Bear: "I dont know my dad had them too."
A crow with a machine gun.
A *cow*culater. I made it up myself, so don't groan at the pun.