Swifts: a guide to the swifts and treeswifts of the world

Abstract

Style and layout of the book relationships and taxonomy breeding behaviour feeding and ecological separation mortality and predators moult flight conservation undescribed species? watching species systematic section - cypseloides, streptoprocne, collocalia, schoutedenapus, mearnsia, zoonavena, telacanthura, rhaphidura, neafrapus, hirundapus, chaetura, aeronautes, tachornis, panyptila, cypsiurus, tachymarptis, apus, hemiprocne.