- The starfish is one of the few animals that can turn its stomach inside out.

 - In North American, a black cat crossing your path is thought to bring bad luck. In Great Britain, a black cat crossing your path is said to bring good luck.

 - To get a gallon of milk, it takes about 345 squirts from a cow's udder.

 - Nose prints are used to identify dogs, just like humans use fingerprints

 - Like human babies, Chihuahuas are born with a soft spot in their skull which closes with age