Ibis

Combining stable isotope analysis and conventional techniques to improve knowledge of the diet of the European Roller Coracias garrulus

Assessing population size and structure for Andean Condor Vultur gryphus in Bolivia using a photographic 'capture-recapture' method

Contemporary breeding biology of critically endangered Regent Honeyeaters: implications for conservation

Weak breeding seasonality of a songbird in a seasonally arid tropical environment arises from individual flexibility and strongly seasonal moult

Diversification of a 'great speciator' in the Wallacea region: differing responses of closely related resident and migratory kingfisher species (Aves: Alcedinidae: Todiramphus)

Tag location and risk assessment for passive integrated transponder-tagging passerines

High power line collision mortality of threatened bustards at a regional scale in the Karoo, South Africa

Foraging behaviour of Magellanic Penguins during the early chick-rearing period at Isla de los Estados, Argentina

Gene flow from multiple sources maintains high genetic diversity and stable population history of Common Moorhen Gallinula chloropus in China

Investigation of the status of the enigmatic White-chested Tinkerbird Pogoniulus makawai using molecular analysis of the type specimen