Dogs have their own unique form of body odor. It smells like corn chips and comes from the sweat glands in their paws. Wild Macaques in Japan are so smart that they search for coins to use in snack food vending machines. The oldest known bird was a Major Mitchell's Cockatoo named Cookie who lived 82 years at Chicago's Brookfield Zoo. A blue whale's tongue weighs around 7,000 pounds; twice the weight of the average car. Ancient Egyptians loved both cats and dogs. The Saluki is a dog breed found in Egyptian tombs dating back to 2100 B.C. In the United States, there are 15 puppies and 45 kittens born for every one human.