useless trivia: What Word Means: A Fever That Recurs Every Eight Days?

Questions

When a coffee seed is planted, it takes how many years to yield consumable fruit?

When a female horse & male donkey mate, the offspring is called a what?

When a U S army bomber crashed into the New York's Empire State Building, how many people did it kill?

When angered, the ears of what animal turn a pinkish red?

When did Disneyland open?