What do biologists …

Stop the earth from spinning; I want to get off.

Q: To a blonde, what is long and hard? A: Grade 4.

My girlfriend is like an iPhone 7. She doesn't have a headphone jack.

Knock knock. Who's There? Cow go. Cows go who? No, silly cows go moo.

What do you call it when one cow spies on another? A steak out!