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Habitat use of redstarts breeding in orchards
Although the redstart still is a widespread species in Switzerland, its abundance is low in most regions. Since 1990, the breeding
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Population ecology of barn swallows
The barn swallow is an excellent model species to investigate large-scale population dynamics of bird populations. In this study, we aim
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Feeding and reproductive ecology of breeding barn swallows
In the breeding season, barn swallows depend on favourable feeding conditions, since the energy requirements of the growing nestlings are
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Post-fledging survival of juvenile barn swallows
We use radio-telemetry to investigate the ecological bottlenecks in the breeding season of a double-brooded model species, the barn
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Behavioural ecology of the great tit
The great tit is one of the best-known bird species. Studies integrating the complete food chain, from the prey of a study organism to its
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Radio-telemetry
Radio-telemetry is an essential tool for field-based biological research. It has been applied for more than 40 years to track range use
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A genetic study on the connectivity of woodpecker populations
Woodpeckers are generally considered to be poor dispersers. This appears to apply also to the middle spotted woodpecker, a species
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Survival rate, range use and dispersal of Little Owls
The Swiss population of little owls remained stagnant whilst the nearby French and German populations increased substantially. The causes
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Territory selection, breeding success and nest predation in wood warblers
The wood warbler is endangered in Switzerland and in many parts of Europe. At present, it is largely unknown which factors are responsible
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