- A frightened dog puts its tail between its legs to cover the scent galnds in the anal area. Since the anal glands carry personal scents that identify individual dogs, the tail-between-the-legs behavior is the canine equivalent of insecure humans hiding their faces.

 - The name of the dog from "The Grinch who Stole Christmas" is Max.

 - Catnip can affect lions and tigers as well as housecats

 - The pouch on a pelican's beak can hold up to two gallons of water!

 - A dragonfly has a life span of 24 hours