Why do hummingbirds hum instead of singing along to music?

What's the difference between a guitar and a fish?

What's a cow's favorite music note?

What's it called when a basketball team loses in the NCAA division 1 tournament?

Why did the fish blush?

Why did the sparrow go to the library?

What kind of cake always tells the truth?

What did the paper say to the pencil?

Why shouldn't you buy anything with velcro?

Why do bees gossip?

Why is shrubbery so bad at being direct with people?

Why did the frog starve?

How often should you make chemistry jokes?

Why did the two science teachers start dating?

Why did the boxer take so many naps?