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Offers an investigation of macrogeographic variation in the Plain Titmouse (Parus inornatus) complex in western North America, the author assessed population-level patterns of differentiation in morphometric, colorimetric, allozymic, mtDNA, and vocal characters.
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Explores recent scientific discoveries and what they reveal about the lives of wild parrots, which are among the most... Læs mere
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Describes the representative birds in California's seven major bioregions: ocean, seashore, coastal ranges, Central Valley, mountains and foothills, Great Basin, and... Læs mere
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This study of mesozoic birds covers a wide range of topics, including discussions of avian origins, the fossil record of feathers and footprints, bone histology, and locomotor evolution. Controversial taxa such as Protoavis, Caudipteryx, and Mononykus receive special treatment.
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Most owls are almost perfectly adapted to life in the dark. This guide covers 19 species of owls occurring in North America. It describes the biology and... Læs mere
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The highly variable North American red crossbill complex has presented one... Læs mere
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This book reviews research on the development of brain and behaviour in the chick and juxtaposes this with similar work on other avian and, to a lesser extent, mammalian species.
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Divided into three sections, this book provides detailed information on the 32 global avian invasive species listed by the Invasive Species Specialist Group... Læs mere
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Covering almost 260 species of gamebirds, this book focuses on identification, status and distribution, habitats and geographical variation. Many of these species are both exotic and endangered, some are kept in private aviaries, while others are exploited commercially.
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This guide covers the 26 species of northern hemisphere pipits and wagtails in detail. It treats identification in the field and in the hand, and includes colour plates, detailed distribution maps and sonograms of songs and calls.
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This authoritative handbook covers the identification of this difficult group of warblers in breathtakingdetail, illustrated with line drawings, sonograms, wonderful colourplates and photographs. It is destined to become the ultimate referencefor these challenging birds.
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