Búsqueda de LIBROS DEL AUTOR: lukas jenni

2 resultados

  • THE BIOLOGY OF MOULT IN BIRDS *
    THE BIOLOGY OF MOULT IN BIRDS *
    LUKAS JENNI
    Unique to birds and with a multitude of functions, 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...
    Disponible

    102,50 €

    Comprar
  • MOULT AND AGEING OF EUROPEAN PASSERINES: *
    MOULT AND AGEING OF EUROPEAN PASSERINES: *
    LUKAS JENNI
    A brand-new, completely revised second edition of Jenni and Winkler's classic guide, updated and improved for the next generation of ringers and professional ornithologists. The moult strategies of birds exert an important influence on their behaviour and energetics, and also provide the basis of valuable tools for study. A proper understanding of how feathers are replaced and ...
    Disponible

    153,00 €

    Comprar