How do you check that a rabbit is old?
You check how many gray hares it has.
Gray Hares
Explanation
Explain Bear
Listen up, buttercup. The joke plays on "gray hairs" as a sign of aging, but replaces "hairs" with "hares" because the joke is about a rabbit. It's a simple pun, even you should get it.
Comments (1)
Me
My joke