Zoo jokes

My grandfather had the heart of a lion,

and a lifetime ban from the zoo.

Friends are like penguins.

If you stab a penguin, they die.

A man walks into a zoo. The only animal was a dog.

It was a shih tzu.

What do you get when you insert human DNA into a goat? Banned from the petting zoo!

I went to the zoo the other day. The only animal there was a dog. It was a Shih-tzu (shit zoo).

Why can't college students take exams at the zoo?

Too many cheetahs!