The Biology of Moult in Birds av Lukas Jenni, Raffael Winkler

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<p><b>The first comprehensive review of all aspects of the biology of moult, drawing information from across the literature and in all birds, from penguins to passerines.</b><br><br>Feathers are amazing structures. All birds need to renew their feathers periodically, in a process called moult. Because feathers can only be renewed as a whole, all functions of the plumage are impaired during moult, and so this process has a crucial impact on most aspects of a bird''s life. Therefore the period of moult is one of the most important recurring annual events in the life of a bird, together with reproduction and, for many, migration. Given the major impacts of this process on birds, moult remains a sorely neglected field of ornithological research. This book, written by the internationally renowned ornithologists Lukas Jenni and Raffael Winkler, seeks to redress this.<br><br>Early chapters provide an overview of the functions of plumage. Later, it moves on to subjects such as plumage maintena