Search for dissertations about: "BREEDING HABITAT"
Showing result 1 - 5 of 46 swedish dissertations containing the words BREEDING HABITAT.
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1. Habitat composition and restocking for conservation of the white-backed woodpecker in Sweden
Abstract : In Sweden, intense human land use, especially forestry, has led to profound changes in the landscape over time, especially within the forest ecosystems. A consequence of this is that several specialist species have become endangered. One group of specialists is the woodpeckers. READ MORE
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2. Habitat selection and breeding ecology of golden eagles in Sweden
Abstract : The red-listed Golden Eagle (Aquila chrysaetos) population is estimated between 1200-1400 reproductive individuals in Sweden. This population is unusual as eagles predominantly nest in trees unlike most others that prefer cliffs. READ MORE
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3. On starlings and farming: population decline, foraging strategies, cost of reproduction and breeding success
Abstract : The European Starling Sturnus vulgaris as many other farmland bird species has been declining during the last decades. The cause of these declines is generally believed to be changes with in agricultural methods affecting breeding and survival of birds. READ MORE
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4. Sources of variability in heterospecific social information use for breeding habitat selection : Role of genetics and personality in collared flycatchers
Abstract : All their life, individuals have to make decisions that may strongly affect their fitness. To optimize their decisions, they can use personally acquired information but also information obtained from observing other individuals (“social information”). READ MORE
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5. Through the eyes of a woodpecker: Understanding habitat selection, territory quality and reproductive decisions from individual behaviour
Abstract : In this thesis I present some connections between foraging behaviour and reproductive success, time budget, tree species use, and habitat selection. The thesis is based upon both theoretical and empirical work. All empirical studies concern a south Swedish population of lesser spotted woodpeckers Dendrocopos minor, studied between 1990 and 1996. READ MORE