How elephants evolved a sixth toe

While an elephant's foot may seem to be a cylinder, it's actually a fully pentadactyl cluster of toes, smooshed together into a small space. If you look at a skeleton of their appendages, an elephant is resting its immense weight on five digits, with a soft, fleshy pad rounding out the rear of the foot. It's this… » 12/23/11 7:40am 12/23/11 7:40am

Egyptian mummy reveals the world's earliest prosthetics — toes!

Modern archeologists have found two artificial big toes in Egyptian tombs: the linen and plaster "Greville Chester toe," which dates back past 600 BC (below); and the wood and leather "Cairo toe," which was built between 950-710 BC and was unearthed affixed to a female mummy. Researchers were unsure if these devices… » 2/14/11 11:30am 2/14/11 11:30am