1. Food niche differentiation in two syntopic sunbird species: a case study from the Cameroon Mountains

   • Jan Riegert
   • Drahomíra Fainová
   • Michal Pešata

   Original Article 04 March 2011 Pages: 819 - 825

   

2. Consumption of discards and interactions between Black-browed Albatrosses (Thalassarche melanophrys) and Kelp Gulls (Larus dominicanus) at trawl fisheries in Golfo San Jorge, Argentina

   • Diego González-Zevallos
   • Pablo Yorio

   Original Article 25 February 2011 Pages: 827 - 838

   

3. Non-invasive monitoring of adrenocortical activity in Greater Rhea (Rhea americana) by measuring fecal glucocorticoid metabolites

   • Alvina Lèche
   • Juan M. Busso
   • Mónica B. Martella

   Original Article 22 March 2011 Pages: 839 - 847

   

4. Colony- and age-specific seasonal dispersal of Herring Gulls Larus argentatus breeding in The Netherlands

   • C. J. Camphuysen
   • Harry J. P. Vercruijsse
   • Arie L. Spaans

   Original Article 06 March 2011 Pages: 849 - 868

   

5. Seasonal variation in foraging ecology of three species of overwintering Leaf Warblers (genus Phylloscopus) in the Himalayan foothills

   • Mousumi Ghosh
   • Pratap Singh
   • Dhananjai Mohan

   Original Article 06 March 2011 Pages: 869 - 877

   

6. Integrating effects of supplementary feeding, poisoning, pollutant ingestion and wind farms of two vulture species in Spain using a population viability analysis

   • Clara García-Ripollés
   • Pascual López-López

   Original Article 04 March 2011 Pages: 879 - 888

   

7. Extremely low ambient temperature affects haematological parameters and body condition in wintering Great Tits (Parus major)

   • Indrikis Krams
   • Dina Cīrule
   • Jolanta Vrublevska

   Original Article 04 March 2011 Pages: 889 - 895

8. Mediterranean Gulls Larus melanocephalus wintering along the Mediterranean Iberian coast: numbers and activity rhythms in the species’ main winter quarters

   • Albert Cama
   • Pere Josa
   • José Manuel Arcos

   Original Article 06 March 2011 Pages: 897 - 907

   

9. Do Common Mynas significantly compete with native birds in urban environments?

   • Katie A. Lowe
   • Charlotte E. Taylor
   • Richard E. Major

   Original Article 01 March 2011 Pages: 909 - 921

   

10. Nectar: an energy drink used by European songbirds during spring migration

    • Jacopo G. Cecere
    • Fernando Spina
    • Luigi Boitani

    Original Article 04 March 2011 Pages: 923 - 931

    

11. Crossing the Sahara desert: migratory strategies of the Grasshopper Warbler Locustella naevia

    • Nicholas J. Bayly
    • Stephen J. R. Rumsey
    • Jacquie A. Clark

    Original Article 25 March 2011 Pages: 933 - 946

    

12. Diet and contamination of the Yelkouan Shearwater Puffinus yelkouan in the Hyères archipelago, Mediterranean Basin, France

    • Karen Bourgeois
    • Justine Vorenger
    • Eric Vidal

    Original Article 25 March 2011 Pages: 947 - 953

    

13. Does niche-overlap facilitate mixed-species flocking in birds?

    • Fushing Hsieh
    • Chao-Chieh Chen

    Original Article 27 March 2011 Pages: 955 - 963

    

14. Is bill colouration in wild male Blackbirds (Turdus merula) related to biochemistry parameters and parasitism?

    • Guillermo López
    • Ramón Soriguer
    • Jordi Figuerola

    Original Article 27 March 2011 Pages: 965 - 973

15. Differential response of males of a subarctic population of Bluethroat Luscinina svecica svecica to playbacks of their own and foreign subspecies

    • Lucia Turčoková
    • Václav Pavel
    • Tereza Petrusková

    Original Article 25 March 2011 Pages: 975 - 982

    

16. Mating system, paternity and sex allocation in Eurasian Wrynecks (Jynx torquilla)

    • Michael Wink
    • Detlef Becker
    • Heidi Staudter

    Original Article 07 April 2011 Pages: 983 - 989

    

17. Effect of fuel load, date, rain and wind on departure decisions of a migratory passerine

    • Juan Arizaga
    • Eduardo J. Belda
    • Emilio Barba

    Original Article 19 April 2011 Pages: 991 - 999

    

18. Distinct colour morphs in nestling European Bee-eaters Merops apiaster: is there an adaptive value?

    • Martin Kapun
    • Alžbeta Darolová
    • Herbert Hoi

    Original Article 21 April 2011 Pages: 1001 - 1005

    

19. Daytime movements of nocturnal migrants at stopover between two nearby capture sites

    • Nikita Chernetsov

    Original Article 22 April 2011 Pages: 1007 - 1011

    

20. Pacific Dunlin Calidris alpina pacifica show a high propensity for second clutch production

    • Sarah E. Jamieson

    Original Article 23 April 2011 Pages: 1013 - 1021

    

21. Repeatable timing of northward departure, arrival and breeding in Black-tailed Godwits Limosa l. limosa, but no domino effects

    • Pedro M. Lourenço
    • Rosemarie Kentie
    • Theunis Piersma

    Original Article Open access 27 April 2011 Pages: 1023 - 1032

    

22. Can differences in incubation patterns of Common Redshanks Tringa totanus be explained by variations in predation risk?

    • Anja Cervencl
    • Wiebke Esser
    • Klaus-Michael Exo

    Original Article 23 April 2011 Pages: 1033 - 1043

    

23. A new passerine bird from the early Oligocene of Poland

    • Zbigniew M. Bocheński
    • Teresa Tomek
    • Krzysztof Wertz

    Original Article Open access 21 April 2011 Pages: 1045 - 1053

    

24. Indications of phenotypic plasticity in moulting birds: captive geese reveal adaptive changes in mineralisation of their long bones during wing moult

    • Steven J. Portugal
    • Patrick J. Butler
    • Phillip Cassey

    Short Note 15 May 2011 Pages: 1055 - 1061

    

25. The first record of a female hybrid between the Common Nightingale (Luscinia megarhynchos) and the Thrush Nightingale (Luscinia luscinia) in nature

    • Radka Reifová
    • Pavel Kverek
    • Jiří Reif

    Short Note 17 May 2011 Pages: 1063 - 1068

    

26. Genetic species identification of a Collared Pied Flycatcher from Norway

    • Timothée Bonnet
    • Per Kristian Slagsvold
    • Glenn-Peter Sætre

    Short Note Open access 17 May 2011 Pages: 1069 - 1073