1. Shetland ponies (Equus caballus) show quantity discrimination in a matching-to-sample design

   • Vivian Gabor
   • Martina Gerken

   Original Paper 16 May 2014 Pages: 1233 - 1243

   

2. Visual laterality in belugas (Delphinapterus leucas) and Pacific white-sided dolphins (Lagenorhynchus obliquidens) when viewing familiar and unfamiliar humans

   • Deirdre B. Yeater
   • Heather M. Hill
   • Stan A. Kuczaj II

   Original Paper 16 May 2014 Pages: 1245 - 1259

   

3. Ratio-dependent quantity discrimination in quorum sensing ants

   • Adam L. Cronin

   Original Paper 21 May 2014 Pages: 1261 - 1268

   

4. Does own experience affect perception of others’ actions in capuchin monkeys (Cebus apella)?

   • Hika Kuroshima
   • Ingrid Kaiser
   • Dorothy M. Fragaszy

   Original Paper 21 May 2014 Pages: 1269 - 1279

   

5. Pilfering Eurasian jays use visual and acoustic information to locate caches

   • Rachael C. Shaw
   • Nicola S. Clayton

   Original Paper 03 June 2014 Pages: 1281 - 1288

   

6. Does effort influence inequity aversion in cotton-top tamarins (Saguinus oedipus)?

   • Katherine McAuliffe
   • Natalie Shelton
   • Lauren Stone

   Original Paper 04 June 2014 Pages: 1289 - 1301

   

7. Social comparison mediates chimpanzees’ responses to loss, not frustration

   • Lydia M. Hopper
   • Susan P. Lambeth
   • Sarah F. Brosnan

   Original Paper 01 June 2014 Pages: 1303 - 1311

   

8. Metacognitive-like information seeking in lion-tailed macaques: a generalized search response after all?

   • Heidi L. Marsh

   Original Paper 10 June 2014 Pages: 1313 - 1328

   

9. Bonobos and orangutans, but not chimpanzees, flexibly plan for the future in a token-exchange task

   • Marie Bourjade
   • Josep Call
   • Valérie Dufour

   Original Paper 19 June 2014 Pages: 1329 - 1340

   

10. Tufted titmouse (Baeolophus bicolor) calling and risk-sensitive foraging in the face of threat

    • Todd M. Freeberg
    • Tatjana Krama
    • Cecilia Kullberg

    Original Paper 15 June 2014 Pages: 1341 - 1352

    

11. Taï chimpanzees anticipate revisiting high-valued fruit trees from further distances

    • Simone D. Ban
    • Christophe Boesch
    • Karline R. L. Janmaat

    Original Paper 21 June 2014 Pages: 1353 - 1364

    

12. Interpretation of human pointing by African elephants: generalisation and rationality

    • Anna F. Smet
    • Richard W. Byrne

    Original Paper 19 June 2014 Pages: 1365 - 1374

    

13. Visual perspective taking by dogs (Canis familiaris) in a Guesser–Knower task: evidence for a canine theory of mind?

    • Michelle E. Maginnity
    • Randolph C. Grace

    Original Paper 21 June 2014 Pages: 1375 - 1392

    

14. Depth perception: cuttlefish (Sepia officinalis) respond to visual texture density gradients

    • Noam Josef
    • Ofri Mann
    • Nadav Shashar

    Original Paper 19 June 2014 Pages: 1393 - 1400

    

15. Gaze-following behind barriers in domestic dogs

    • Amandine Met
    • Ádám Miklósi
    • Gabriella Lakatos

    Short Communication 11 May 2014 Pages: 1401 - 1405

    

16. Retrieval-induced forgetting in rats

    • Kazuo Yamada
    • Masaharu Ueno
    • Yukio Ichitani

    Short Communication 06 May 2014 Pages: 1407 - 1411

    

17. Extensive training extends numerical abilities of guppies

    • Angelo Bisazza
    • Christian Agrillo
    • Tyrone Lucon-Xiccato

    Short Communication 24 May 2014 Pages: 1413 - 1419

    

18. A group-specific arbitrary tradition in chimpanzees (Pan troglodytes)

    • Edwin J. C. van Leeuwen
    • Katherine A. Cronin
    • Daniel B. M. Haun

    Short Communication 11 June 2014 Pages: 1421 - 1425

    

19. Validating the virtual string task with the gap test

    • Stephen J. Brzykcy
    • Edward A. Wasserman
    • Sacha Perez-Acevedo

    Short Communication 12 June 2014 Pages: 1427 - 1431

    

20. Risk should be objectively defined: comment on Pelé and Sueur

    • Thomas R. Zentall
    • Aaron P. Smith

    Commentary 01 June 2014 Pages: 1433 - 1436