Why do hummingbirds hum? Because they don't know the words.
An elephant and a camel are talking. The elephant asks, "Why do you have boobs on your back?" The camel replies, "Ha! That's a funny question coming from an animal with a penis hanging from his face."
What's invisible and smells like carrots? Rabbit farts.
Q: Why do centipedes have 100 legs?
A: So they can walk.
A bear walks into a bar. He says, "I'll have a gin... ... ... ... and tonic." The bartender says, "Sure, but what about the big pause?" The bear says, "I was born with them."