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Showing 261-273 of 273 results
  1. Demographic response to environmental variation in breeding, stopover and non-breeding areas in a migratory passerine

    Demographic rates of migratory species passing through several areas during their annual cycle may be affected by environmental conditions at each of...

    Michael Schaub, Hans Jakober, Wolfgang Stauber in Oecologia
    Article 22 April 2011
  2. Isotopic ornithology: a perspective

    The use of measurements of naturally occurring stable isotopes of the light elements C, N, H, O, S in avian tissues and their associated foodwebs has...

    Keith A. Hobson in Journal of Ornithology
    Article 12 February 2011
  3. Wintering areas of adult Atlantic puffins Fratercula arctica from a North Sea colony as revealed by geolocation technology

    Most seabirds die outside the breeding season, but understanding the key factors involved is hampered by limited knowledge of nonbreeding...

    Michael P. Harris, Francis Daunt, ... Sarah Wanless in Marine Biology
    Article 23 December 2009
  4. Post-breeding migration of four Long-tailed Skuas (Stercorarius longicaudus) from North and East Greenland to West Africa

    The Long-tailed Skua ( Stercorarius longicaudus ) is a specialist predator of lemmings during the summer and hence an important component of the tundra...

    Benoît Sittler, Adrian Aebischer, Olivier Gilg in Journal of Ornithology
    Article 03 November 2010
  5. Migration within the annual cycle: species, sex and age differences

    The three main energy-demanding events in the yearly cycles of birds—breeding, moult and migration—tend to occur at different times of year from one...

    Ian Newton in Journal of Ornithology
    Article 21 April 2011
  6. Spatial and temporal patterns of habitat use by Eurasian oystercatchers (Haematopus ostralegus) in the eastern Wadden Sea revealed using GPS data loggers

    Detailed knowledge on species–habitat relationships is of crucial importance for the understanding of processes in marine ecosystems. Being...

    Philipp Schwemmer, Stefan Garthe in Marine Biology
    Article 19 November 2010
  7. Morphometrics and stable isotopes differentiate populations of Northern Wheatears (Oenanthe oenanthe)

    Linking events of breeding, wintering and stopover areas has important ecological and conservation implications for migratory species. To find a tool...

    Julia Delingat, Keith A. Hobson, ... Franz Bairlein in Journal of Ornithology
    Article 03 November 2010
  8. Post-breeding dispersal of Adélie penguins (Pygoscelis adeliae) nesting at Signy Island, South Orkney Islands

    ARGOS satellite telemetry and Global Location Sensors (geolocators) were used to identify the moult locations and the winter foraging dispersal of...

    M. J. Dunn, J. R. D. Silk, P. N. Trathan in Polar Biology
    Article Open access 25 July 2010
  9. Plasticity versus repeatability in seabird migratory behaviour

    Pelagic seabird populations can use several discrete wintering areas, but it is unknown if individuals use the same wintering area year after year....

    Petra Quillfeldt, Christian C. Voigt, Juan F. Masello in Behavioral Ecology and Sociobiology
    Article Open access 09 March 2010
  10. Oceanographic characteristics of areas used by Cory’s shearwaters during short and long foraging trips in the North Atlantic

    Many breeding seabird species are central-place foragers and constrained to find productive prey patches within their foraging ranges. We assessed...

    Vitor H. Paiva, Pedro Geraldes, ... Jaime A. Ramos in Marine Biology
    Article 16 March 2010
  11. Stable isotopes reveal individual variation in migration strategies and habitat preferences in a suite of seabirds during the nonbreeding period

    Information on predator and prey distributions is integral to our understanding of migratory connectivity, food web dynamics and ecosystem structure....

    Richard A. Phillips, Stuart Bearhop, ... Deborah A. Dawson in Oecologia
    Article 18 April 2009
  12. Experimental increase of flying costs in a pelagic seabird: effects on foraging strategies, nutritional state and chick condition

    A central point in life history theory is that parental investment in current reproduction should be balanced by the costs in terms of residual...

    Joan Navarro, Jacob González-Solís in Oecologia
    Article 24 November 2006
  13. Short-term effects of data-loggers on Cory’s shearwater (Calonectris diomedea)

    We investigated the possible effects of a 12-g data-logger attached to a darvic ring on the performance of Cory’s shearwater ( Calonectris diomedea ,...

    J. M. Igual, M. G. Forero, ... D. Oro in Marine Biology
    Article 13 October 2004
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