Why don't oysters share?
Because they're shellfish.
If you liked that
What's the difference between a hippo and a Zippo? One is really heavy, and the other is a little lighter.
What do you call an alligator in a vest? An investigator.
What do you call a bear with no teeth? A gummy bear.
A snail gets mugged by two turtles. When the police ask him what happened, he says: "I don't know, officer. It all happened so fast."
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