Learning task 3:complete the table by identifying the types of texts, their purposes and the signal words used. All crocodiles are reptiles with long snouts, ling tails, four shirt legs, tough skin, and sharp teeth. Members of the crocodilian family include alligators, crocodiles, caimans, and gavials. Crocodilians live in warm weather throughout the year and they spend part of their time in land. Almost all crocodilians grow to be very large, with the largest more than twenty feet long. There are two kinds of alligators,14 kinds of crocodiles, eight kinds of caimans, and one kind of gavial?