When is it bad luck to see a black cat?

How do birds threaten one another?

What do you get if you cross a sheepdog with a rose?

Which rock group consists of four men that don't sing?

What is a book's preferred method of communication?

What is a golfer's worst nightmare?

Why do math teachers love hiking?

Which tree can't stop crying?

What kind of tiles can't you stick on walls?

What do elderly dogs use to get around?

What sound does a grape make when an elephant steps on it?

What dish does only a baseball player use?

What do you call the study of strong women in history?

What does a tree say when asked how they are doing?

What is the best thing about Switzerland?