Look at these, errr, beautiful Hippos. Ok, they are ugly, but notice how they don't have hair. How do they keep from getting sunburned? They live in the desert under direct sunlight so certainly their skin must get burned if they don't find shade right? Au contraire. Listen and learn how evolution has made these animals resilient. Also, did you know Koalas have nearly identical fingerprints to us humans? Check it out!