The raw material cost of the metals used in a current penny is only about 0.6 cents per coin, according to prices quoted on the London Metal Exchange, and a breakdown of a penny's composition from the mint.
Read by: 274,003 pet lovers. There's no doubt about it: cats sure know how to sleep. Although the amount of time spent napping varies from cat to cat, and depends on the cat's age and personality, felines spend an average of 13 to 16 hours each day curled up in slumber. Only the opossum and the bat sleep more â napping away almost 20 hours a day. Nobody is sure why cats sleep so much.
On average, a cat will sleep for 16 hours a day. A domestic cat can run at speeds of 30 mph. The life expectancy of cats has nearly doubled over the last fifty years. Blue-eyed, white cats are often prone to deafness. The cat's front paw has 5 toes and the back paws have 4.