1. Understanding fish cognition: a review and appraisal of current practices

   • Matthew G. Salena
   • Andy J. Turko
   • Sigal Balshine

   Review 17 February 2021 Pages: 395 - 406

   

2. Social spatial cognition: social distance dynamics as an identifier of social interactions

   • Alex Dorfman
   • David Eilam

   Methods Paper 13 October 2020 Pages: 407 - 418

   

3. The role of linguistic experience in the development of the consonant bias

   • Amritha Mallikarjun
   • Emily Shroads
   • Rochelle S. Newman

   Original Paper 14 October 2020 Pages: 419 - 431

   

4. Do wild raccoons (Procyon lotor) use tools?

   • F. Blake Morton

   Original Paper Open access 22 October 2020 Pages: 433 - 441

   

5. A machine learning approach to infant distress calls and maternal behaviour of wild chimpanzees

   • Guillaume Dezecache
   • Klaus Zuberbühler
   • Christoph D. Dahl

   Original Paper 22 October 2020 Pages: 443 - 455

   

6. Object manufacture based on a memorized template: Goffin’s cockatoos attend to different model features

   • I. B. Laumer
   • S. A. Jelbert
   • A. M. I. Auersperg

   Original Paper Open access 28 October 2020 Pages: 457 - 470

   

7. Early-life and parental predation risk shape fear acquisition in adult minnows

   • Adam L. Crane
   • Denis Meuthen
   • Grant E. Brown

   Original Paper 30 October 2020 Pages: 471 - 481

   

8. Giraffes go for more: a quantity discrimination study in giraffes (Giraffa camelopardalis)

   • Alvaro L. Caicoya
   • Montserrat Colell
   • Federica Amici

   Original Paper 30 October 2020 Pages: 483 - 495

   

9. Numerical averaging in mice

   • Ezgi Gür
   • Yalçın Akın Duyan
   • Fuat Balcı

   Original Paper 04 November 2020 Pages: 497 - 510

   

10. Adaptive spatial working memory assessments for aging pet dogs

    • Joshua Van Bourg
    • Rachel Gilchrist
    • Clive D. L. Wynne

    Original Paper 13 November 2020 Pages: 511 - 531

    

11. Do Carolina chickadees (Poecile carolinensis) and tufted titmice (Baeolophus bicolor) use predator eyes in risk assessment?

    • Steven C. Kyle

    Original Paper 18 November 2020 Pages: 533 - 540

    

12. The scholar’s best friend: research trends in dog cognitive and behavioral studies

    • Massimo Aria
    • Alessandra Alterisio
    • Biagio D’Aniello

    Original Paper Open access 21 November 2020 Pages: 541 - 553

    

13. Variation in reversal learning by three generalist mesocarnivores

    • Lauren A. Stanton
    • Eli S. Bridge
    • Sarah Benson-Amram

    Original Paper 24 November 2020 Pages: 555 - 568

    

14. Mandrills learn two-day time intervals in a naturalistic foraging situation

    • Kavel C. D. Ozturk
    • Martijn Egas
    • Karline R. L. Janmaat

    Original Paper Open access 30 November 2020 Pages: 569 - 582

    

15. Seeing others yawn selectively enhances vigilance: an eye-tracking study of snake detection

    • Andrew C. Gallup
    • Kaitlyn Meyers

    Original Paper 01 January 2021 Pages: 583 - 592

    

16. Choice biases in no-sample and delay testing in pigeons (Columba livia)

    • Carlos Pinto
    • Ana Sousa

    Original Paper 02 January 2021 Pages: 593 - 603

    

17. Pigeons are attracted to a perceived gain without an actual gain

    • Wilson D. Clayton
    • Thomas R. Zentall

    Original Paper 02 January 2021 Pages: 605 - 611

    

18. Female birds monitor the activity of their mates while brooding nest-bound young

    • Jonathan B. Jenkins
    • Alexander J. Mueller
    • E. Keith Bowers

    Original Paper 03 January 2021 Pages: 613 - 628

    

19. Navigating in a challenging semiarid environment: the use of a route-based mental map by a small-bodied neotropical primate

    • Filipa Abreu
    • Paul A. Garber
    • Nicola Schiel

    Original Paper 04 January 2021 Pages: 629 - 643

    

20. Do zoo visitors induce attentional bias effects in primates completing cognitive tasks?

    • Sarah M. Huskisson
    • Stephen R. Ross
    • Lydia M. Hopper

    Short Communication 06 November 2020 Pages: 645 - 653