Turtles are reptiles belonging to the order Testudines, which is one of four reptilian orders, the others being crocodilians, squamates (lizards and snakes) and rhynchocephalians (tuatara).
On this page we take a look at 30 notable types of turtles, from the land-dwelling desert tortoise Gopherus agassizii, to the mighty leatherback sea turtle Dermochelys coriacea, the world’s largest living turtle.

