1. Specialist or opportunist—the diet of the European bee-eater (Merops apiaster)

   • Hans-Valentin Bastian
   • Anita Bastian

   Review 03 May 2023 Pages: 729 - 747

   

2. Narrow-beaked trogons from the early Eocene London Clay of Walton-on-the-Naze (Essex, UK)

   • Gerald Mayr
   • Vanesa L. De Pietri
   • Andrew C. Kitchener

   Original Article Open access 05 May 2023 Pages: 749 - 764

   

3. Dynamics in spatial use by Ospreys (Pandion haliaetus) during the breeding season revealed by GPS tracking

   • Bernd-Ulrich Meyburg
   • Dietrich Roepke
   • Daniel Holte

   Original Article Open access 18 April 2023 Pages: 765 - 776

   

4. The ethnomedicinal use of vultures by traditional health practitioners in KwaZulu-Natal, South Africa

   • Nomthandazo S. Manqele
   • S. A. Jeanetta Selier
   • Colleen T. Downs

   Original Article Open access 19 May 2023 Pages: 777 - 788

   

5. Vulture perceptions in a socio-ecological system: a case study of three protected areas in KwaZulu-Natal, South Africa

   • Nomthandazo S. Manqele
   • S. A. Jeanetta Selier
   • Colleen T. Downs

   Original Article Open access 21 May 2023 Pages: 789 - 801

   

6. Dynamics of stress-induced changes of leukocyte profile in Great Tits: testing effect of age

   • Diana Polikarpova
   • Irina Demina
   • Arseny Tsvey

   Original Article 08 April 2023 Pages: 803 - 813

   

7. Male but not female Kentish plovers Charadrius alexandrinus modulate foraging behaviour according to tide during incubation

   • Jacopo G. Cecere
   • Marco Picone
   • Lorenzo Serra

   Original Article 27 April 2023 Pages: 815 - 823

   

8. Incubation behaviour of the Common Ringed Plover Charadrius hiaticula at different latitudes

   • Kees Wanders
   • Mohammed Almalki
   • Tamás Székely

   Original Article Open access 10 May 2023 Pages: 825 - 833

   

9. Bursts of white noise trigger song in domestic Canaries

   • Hana Goto
   • Léna de Framond
   • Henrik Brumm

   Original Article Open access 18 April 2023 Pages: 835 - 844

   

10. Guess who? Evaluating individual acoustic monitoring for males and females of the Tawny Pipit, a migratory passerine bird with a simple song

    • Javier Oñate-Casado
    • Michal Porteš
    • Tereza Petrusková

    Original Article Open access 04 April 2023 Pages: 845 - 858

    

11. Stopover-site feather isotopes uncover African non-breeding grounds of migratory passerines

    • Tal Raz
    • Yosef Kiat
    • Takuya Iwamura‏

    Original Article 14 May 2023 Pages: 859 - 873

    

12. Timing of migration and African non-breeding grounds of geolocator-tracked European Pied Flycatchers: a multi-population assessment

    • Peter Adamík
    • Stanislav Bureš
    • Martins Briedis

    Original Article Open access 23 June 2023 Pages: 875 - 886

    

13. Irruptions of Bohemian Waxwings in relation to population density and food availability

    • Svein Dale

    Original Article Open access 28 June 2023 Pages: 887 - 899

    

14. The demography of the White-headed Petrel at Mayes Island, Kerguelen

    • Christophe Barbraud
    • Dominique Joubert
    • Karine Delord

    Original Article 22 June 2023 Pages: 901 - 912

    

15. How common is hybridization in birds?

    • Jente Ottenburghs

    Original Article Open access 07 June 2023 Pages: 913 - 920

    

16. Brood survival in the Red-backed Shrike Lanius collurio in eastern Poland

    • Artur Golawski
    • Emilia Mroz
    • Piotr Zduniak

    Original Article Open access 29 June 2023 Pages: 921 - 929

    

17. Leg coloration is associated with habitat type and social environment in swallows and martins

    • Masaru Hasegawa
    • Emi Arai

    Original Article 11 May 2023 Pages: 931 - 942

    

18. Amur Honeysuckle (Lonicera maackii) increases abundance and diversity of shrub-dwelling arthropods and birds in forest edge habitat

    • L. Tucker Serniak
    • Paige Rohloff
    • Cherokee C. A. Agnew

    Original Article 29 March 2023 Pages: 943 - 951