This set of six books pose quite a number of thought provoking questions and expertly balances fact and silliness! It covers how and why animals do the things they do...Snakes that spit poison;Animals that have adapted to the harshest conditions;How does a bee give orders ?;Why do animals have different shapes and sizes?; Did you know that animals are "home" to many parasites ?; Poo is probably the most useful stuff on Earth.