This article discusses the evolution of crocodiles and attitudes to them in ancient Egypt and Greece. It lists the different species of crocodilae, and details differences between crocodiles and alligators. The physical characteristics of two species of Queensland crocodiles are closely described, together with their geographical range and breeding habits. Meston also describes the taste of crocodile meat, and recommends crocodile oil for fire arms and steel goods. He describes crocodiles' swimming, and their 'astonishing agility' on land. Finally, he gives examples of a crocodile's 'truly diabolic' cunning when hunting humans, and explains best shooting methods.