Barn owls: predator-prey relationships and conservation
Includes bibliographical references (p. -299) and index. Barn owl: briefly -- Study areas in Scotland -- Research methods -- Distribution and variation -- Variation within subspecies -- Variation among subspecies -- Related spedies in the genus Tyto -- Diet -- Diversity of prey in the diet -- Diet in relation to habitat -- Seasonal changes in diet -- Long-term changes in diet -- Foraging behaviour -- General foraging adaptations -- Vision -- Hearing -- Prey searching in wild birds -- Ecology and behaviour of the prey -- Temporal changes in prey numbers -- Habitat preferences -- Activity patterns -- Prey selection, foraging habitats and energetics -- Selection among potential prey species -- Selection with prey species -- Size of prey items -- Selection of foraging areas -- Energetics -- Ranging and roosting behaviour -- Seasonal changes in ranging behaviour -- Home ranges during the breeding season -- Roosting behaviour -- Moult -- Sequence of moult -- Timing of moult -- Evolutionary aspects of moult -- Breeding seasons -- Geographic variation in breeding seasons -- Variation in laying dates within populations -- Effect of habitat on laying dates. (cont) Effect of female size and age on laying dates -- Nest sites -- Types of nest site used -- Nest site preference -- Courtship and eggs -- Courtship -- Eggs -- Incubation -- Incidence of non-laying -- Seasonal trends in clutch size -- Second clutches -- Clutch size and annual variation in prey abundance -- Clutch size in relation to habitat and female age -- Production of young -- Hatching -- Chick growth and development -- Mortality of chicks -- Fledging success -- Production in different populations -- Dispersal -- Comments on methodology -- Post-fledging dispersal in Europe -- Comparison of the sexes -- Direction of dispersal in Europe -- Dispersal of North American barn owls -- Dispersal distance in relation to vole abundance -- Fidelity to nest site and mate -- Dispersal and the avoidance of inbreeding -- Mortality -- Seasonal patterns of mortality -- Mortality rates in relation to age -- Mortality rate in relation to food supply and weather -- Causes of death -- Population size and regulation -- Nature of population changes -- Causes of population changes -- Limitation of population density. (cont) Conservation -- Evidence for population decline -- Causes of population decline -- Conservation management -- Monitoring barn owl populations.
- LCC: QL696
- Dewey Decimal: 598.9/7
- Language: eng
- Physical Description: xvi, 304 p. : ill., maps ; 26 cm.
- Edition Info: (hardback)
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