Migrations and sojourn in Africa of Egyptian vultures (Neophron percnopterus) tracked by satellite Bernd-U. MeyburgMax GallardoElena Dimitrova Original Article 25 June 2004 Pages: 273 - 280
A partial skeleton of a new fossil loon (Aves, Gaviiformes) from the early Oligocene of Germany with preserved stomach content Gerald Mayr Original Article 11 August 2004 Pages: 281 - 286
Known and predicted African winter distributions and habitat use of the endangered Basra reed warbler (Acrocephalus griseldis) and the near-threatened cinereous bunting (Emberiza cineracea) Bruno A. WaltherMary S. WiszCarsten Rahbek Original Article 10 June 2004 Pages: 287 - 299
Charles Darwin’s bird collection and ornithological knowledge during the voyage of H.M.S. “Beagle”, 1831–1836 Frank D. Steinheimer Original Article 25 June 2004 Pages: 300 - 320
Sexual dimorphism in relation to winter foraging in the white-backed woodpecker (Dendrocopos leucotos) I. StenbergO. Hogstad Original Article 17 July 2004 Pages: 321 - 326
Cuckoldry and recapture probability of adult males are not related in the socially monogamous coal tit (Parus ater) Verena DietrichTim SchmollThomas Lubjuhn Original Article 14 August 2004 Pages: 327 - 333
Habitat preferences of tree pipit (Anthus trivialis) and meadow pipit (A. pratensis) at sympatric and allopatric localities Tereza KumstátováTomáš BrinkeAdam Petrusek Original Article 13 August 2004 Pages: 334 - 342
Magellanic woodpecker (Campephilus magellanicus) abundance and foraging in Tierra del Fuego, Chile Pablo VergaraRoberto P. Schlatter Original Article 04 August 2004 Pages: 343 - 351
Chemistry of the uropygial gland secretion of Hume’s ground jay Pseudopodoces humilis and its taxonomic implications Axel GebauerJürgen JacobSiegfried Eck Short Note 04 August 2004 Pages: 352 - 355
Long-term satellite tracking of white stork (Ciconia ciconia) migration: constancy versus variability Peter BertholdMichael KaatzUlrich Querner Short Note 11 August 2004 Pages: 356 - 359