How do trees get online? -- They just log in.
Why don't you ever see hippos hiding in trees? Because they are really good at it.
What's green, fuzzy, and if it falls out of a tree it will kill you?
A pool table.
Two police officers crash their car into a tree. After a moment of silence, one of them says, "Wow, that's got to be the fastest we've ever gotten to an accident site."
What do a Christmas tree and a priest have in common? - Their balls are just for decoration.
A computer science student is studying under a tree, and another pulls up on a flashy new bike. The first student asks, "Where'd you get that?"
The student on the bike replies, "While I was studying outside, a beautiful girl pulled up on her bike. She took off all her clothes and said, 'You can have anything you want.'"
The first student responds, "Good choice! Her clothes probably wouldn't have fit you."
How do you get a man with only one arm out of a tree?
Wave.
What's big, green, has four legs, and if it falls out of a tree, it can kill you?
A pool table.