The family Cracidae, which includes Chachalacas, Guans, Curassows, etc. consists of 50 very particular species of birds, typical of Middle and South America, mostly rare and threatened, all of which are covered here. This essential new edition contains all the illustrations by Albert Earl Gilbert from the original monograph from 1973 by J. Delacour and D. Amadon, as well as stunning new plates by Gilbert.