Drought in Africa Caused Delayed Arrival of European Songbirds von Tøttrup, A. P., Klaassen, R. H. G., Kristensen, M. W., Strandberg, R., Vardanis, Y., Lindström, Å., Rahbek, C., Alerstam, T., Thorup, K.

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Flight speeds of swifts (Apus apus): seasonal differences smaller than expected von Henningsson, P., Karlsson, H., Bäckman, J., Alerstam, T., Hedenström, A.

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Flight by night or day? Optimal daily timing of bird migration von Alerstam, Thomas

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Optimal Flight Speed of Birds von Hedenström, Anders, Alerstam, Thomas

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Confronting the winds: orientation and flight behaviour of roosting swifts, Apus apus von Bäckman, J., Alerstam, T.

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Detours in Bird Migration von ALERSTAM, THOMAS

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Long-distance migration: evolution and determinants von Alerstam, Thomas, Hedenström, Anders, Åkesson, Susanne

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Optimal Fat Loads in Migrating Birds: A Test of the Time-Minimization Hypothesis von Lindstrom, Ake, Alerstam, Thomas

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Migration along Orthodromic Sun Compass Routes by Arctic Birds von Alerstam, Thomas, Gudmundsson, Gudmundur A., Green, Martin, Hedenström, Anders

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Migratory restlessness in an equatorial nonmigratory bird von Helm, Barbara, Gwinner, Eberhard

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Temporal and spatial patterns of repeated migratory journeys by ospreys von Alerstam, Thomas, Hake, Mikael, Kjellén, Nils

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Radar Observations of Arctic Bird Migration in the Beringia Region von Hedenström, A., Alerstam, T., Bäckman, J., Gudmundsson, G. A., Henningsson, S., Karlsson, H., Rosén, M., Strandberg, R.

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Evaluation of Long-Distance Orientation in Birds on the Basis of Migration Routes Recorded by Radar and Satellite Tracking von Alerstam, Thomas

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Age-dependent migration strategy in honey buzzards Pernis apivorus tracked by satellite von Hake, Mikael, Kjellén, Nils, Alerstam, Thomas

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Bird orientation: compensation for wind drift in migrating raptors is age dependent von Thorup, Kasper, Alerstam, Thomas, Hake, Mikael, Kjellén, Nils

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Optimum Fuel Loads in Migratory Birds: Distinguishing Between Time and Energy Minimization von Hedenström, Anders, Alerstam, Thomas

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Flight Tracks and Speeds of Antarctic and Atlantic Seabirds: Radar and Optical Measurements von Alerstam, Thomas, Gudmundsson, Gudmundur A., Larsson, Bertil

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The Development of Bird Migration Theory von Alerstam, Thomas, Hedenström, Anders

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Examining the Limits of Flight and Orientation Performance: Satellite Tracking of Brent Geese Migrating across the Greenland Ice-Cap von Gudmundsson, Gudmundur A., Benvenuti, Silvano, Alerstam, Thomas, Papi, Floriano, Lilliendahl, Kristjan, Åkesson, Susanne

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Animal behaviour The lobster navigators von Alerstam, Thomas

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