Animal

A spent round or a slimy critter.

related riddles

A warrior amongs the flowers, He bears a thrusting sword. Able and ready to use, To guard his golden hoard.

Though it is not an ox, it has horns; Though it is not a donkey, it has packed-saddle; And wherever it goes it leaves silver behind.

According to the ads, this is the favorite beverage of friendly polar bears.