The American Bullfrog (Lithobates catesbeianus) also known as the North American bullfrog or simply bullfrog in Canada and the United States, is an aquatic frog, a member of the family Ranidae, or “true frogs”, native to much of North America. The word 'frog' is of uncertain origin. It was first attested in Old English as frogga, but the usual Old English word was frosc. However, by using the comparative method in linguistics resulted into the Proto-Germanic word for frog froskaz which stems fro