Why do iguanas turn blue?

Does a tortoise have a joint leg? Can you train an Anole? Is it true that someone can be born with two penises? Can you own a lizard without a license in Australia? What are the adaptation of a black mamba snake? What does it mean if you see a black snake inside you body? Is a cobra poisanous? How do snakes lay egg? Do jellyfish live in the neritic zone? Do Geckos shed their skin? Where can one purchase los cardenales de nuevo leon? How do you make a smily face with the tongue sticking out? Does Louisiana have more wild alligators than Florida? How heavy is a king cobra? Hey im just wondering Is a red tail boa or a brazlian rainbow boa a good begginers snake because if not im getting a ball python please help? How fast can an alligator run on a road? Why do the cabbage white larvae not eat the leaves of spinach and lettuce plants? Why is Jim Morrison the lizard king? What snakes are in Iowa? How many eggs does a Earless Monitor Lizard lay?