Find out what animals prey on porcupines. Their large feet spread their weight over a larger area, which also makes it easier to walk in desert areas. The next time you are at the beach or in the snow, try walking on snowshoes. If you can't find any snowshoes, try making your own out of tennis rackets or cardboard. Get a feel for how a camel walks.
Most llamas spend their days feeding on shrubs, mosses, lichens and grasses.
They will spit or actually vomit on an intruder. Camels, vultures and other animals do the same thing. Draw pictures of other interesting ways animals get their points across. When you look at an object, both of your eyes focus on it at the same time. This way of viewing is called binocular vision and helps you judge distances.