Animal Facts 1. Hippo milk is pink. 2. If you put alcohol on a scorpion, it will sting itself to death. 3. Vampire bats are one of few mammals that will adopt an orphan our risk its own life to give food to a less fortunate roostmate. 4. Squirrels forget where they hide over half of their nuts. 5. Kittens sleep so much because they only release a special growth hormone while they sleep. 6. It is impossible for pigs to look up at the sky. 7. Sheep can survive two weeks buried in a snow drift. 8. A four foot long walrus penis bone sold for $8000 on ebay in 2007. 9. A whale penis is called a dork. 10. Elephants weigh less than a Blue Whale's tongue.