Jean-Baptiste Leca, Ph.D.

Journal articles published in peer-reviewed journals

31. Leca JB. (2015). Arbitrary cultural behavior patterns are not unique to humans [Invited commentary on Nakagawa et al.: Embracing in a wild group of Yakushima macaques (Macaca fuscata yakui) as an example of social customs]. Current Anthropology 56: 112-113.   [PAPER]

30. Leca JB, Gunst N*, Huffman MA, Vasey PL. (2015). Effect of female-biased sex ratios on female homosexual behavior in Japanese macaques: Evidence for the “bisexual preference hypothesis”. Archives of Sexual Behavior 44: 2125-2138.   [REF]

29. Leca JB, Gunst N*, Vasey PL. (2015). Comparative development of heterosexual and homosexual behaviors in free-ranging female Japanese macaques. Archives of Sexual Behavior 44: 1215-1231.  [REF]

27. Ottenheimer Carrier L*, Leca JB, Pellis SM, Vasey PL. (2015). A structural comparison of female-male and female-female mounting in Japanese macaques (Macaca fuscata). Behavioural Processes 119: 70-75.  [REF]

26. Leca JB, Gunst N*, Ottenheimer Carrier L*, Vasey PL. (2014). Inter-group variation in non-conceptive sexual activity in female Japanese macaques: could it be cultural? Animal Behavior and Cognition 1: 387-409.   [PAPER]

25. Leca JB, Gunst N*, Vasey PL. (2014). Development of sexual behavior in free-ranging female Japanese macaques. Developmental Psychobiology 56: 1199-1213.   [REF]

24. Leca JB, Gunst N*, Vasey PL. (2014). Male homosexual behavior in a free-ranging all-male group of Japanese macaques at Minoo, Japan. Archives of Sexual Behavior 43: 853-861.   [REF]

23. Vasey PL, Leca JB, Gunst N*, VanderLaan DP. (2014). Female homosexual behavior and intersexual mate competition in Japanese macaques: Possible implications for sexual selection theory. Neuroscience & Biobehavioral Reviews 46: 573-578.  [REF]

22. VanderLaan DP, Garfield ZH, Garfield MJ, Leca JB, Vasey PL, Hames RB. (2014). The "female fertility-social stratification-hypergyny" hypothesis of male homosexual preference: factual, conceptual and methodological errors in Barthes et al. [Commentary]. Evolution & Human Behavior 35: 445-447.  [REF]

19. Leca JB. (2012). Approche intégrée des comportements culturels: le cas de la manipulation de pierres chez le macaque japonais (Macaca fuscata) [Integrative approach to cultural behaviour: the case of stone handling in Japanese macaques (Macaca fuscata)]. Techniques & Culture 57: 142-163.   [PAPER]

18. Leca JB, Gunst N*, Huffman MA. (2011). Complexity in object manipulation by Japanese macaques (Macaca fuscata): a cross-sectional analysis of manual coordination in stone handling patterns. Journal of Comparative Psychology 125: 61-71.   [REF]

17. Leca JB, Gunst N*, Huffman MA. (2010). Principles and levels of laterality in unimanual and bimanual stone handling patterns by Japanese macaques. Journal of Human Evolution 58: 155-165.   [REF]

16. Leca JB, Gunst N*, Huffman MA. (2010). Indirect social influence in the maintenance of the stone handling tradition in Japanese macaques (Macaca fuscata). Animal Behaviour 79: 117-126.  [REF]

15. Leca JB, Gunst N*, Huffman MA. (2010). The first case of dental flossing by a Japanese macaque (Macaca fuscata): implications for the determinants of behavioral innovation and the constraints on social transmission. Primates 51: 13-22.   [REF]

14. Gunst N*, Leca JB, Boinski S, Fragaszy D. (2010). The ontogeny of handling hard-to-process food in wild brown capuchins (Cebus apella apella): evidence from foraging on the fruit of Maximiliana maripa. American Journal of Primatology 72: 960-973.   [REF]

13. Huffman MA, Spiezio C, Sgaravatti A, Leca JB. (2010). Leaf swallowing behavior in chimpanzees (Pan troglodytes): biased learning and the emergence of group-level cultural differences. Animal Cognition 13: 871-880.   [REF]

12. Petit O, Gautrais J, Leca JB, Théraulaz G, Deneubourg JL. (2009). Collective decision-making in white-faced capuchin monkeys. Proceedings of the Royal Society B 276: 3495-3503.  [REF]

10. Leca JB, Gunst N*, Huffman MA. (2008). Food provisioning and stone handling tradition in Japanese macaques: a comparative study of ten troops. American Journal of Primatology 70: 803-813.   [REF]

9. Leca JB, Nahallage CAD, Gunst N*, Huffman MA. (2008). Stone-throwing by Japanese macaques: form and functional aspects of a group-specific behavioral tradition. Journal of Human Evolution 55: 989-998.   [REF]

8. Huffman MA, Nahallage CAD, Leca JB. (2008). Cultured monkeys, social learning cast in stones. Current Directions in Psychological Science 17: 410-414.  [REF]

7. Leca JB, Gunst N*, Petit O. (2007). Social aspects of fur rubbing in Cebus capucinus and C. apella. International Journal of Primatology 28: 801-817.   [REF]

6. Leca JB, Gunst N*, Huffman MA. (2007). Japanese macaque cultures: Inter- and intra-troop behavioural variability of stone handling patterns across 10 troops. Behaviour 144: 251-281.   [REF]

5. Leca JB, Gunst N*, Huffman MA. (2007). Age-related differences in the performance, diffusion, and maintenance of stone handling, a behavioral tradition in Japanese macaques. Journal of Human Evolution 53: 691-708.  [REF]

4. Leca JB, Gunst N*, Watanabe K, Huffman MA. (2007). A new case of fish-eating in Japanese macaques: Implications for social constraints on the diffusion of feeding innovation. American Journal of Primatology 69: 821-828.  [REF]

3. Meunier H, Leca JB, Deneubourg JL, Petit O. (2006). Group movement decisions in capuchin monkeys: The utility of an experimental study and a mathematical model to explore the relationship between individual and collective behaviours. Behaviour 143: 1511-1527.   [REF]

2. Leca JB, Gunst N*, Thierry B, Petit O. (2003). Distributed leadership in semi-free ranging white-faced capuchin monkeys. Animal Behaviour 66: 1045-1052.  [REF]

1. Leca JB, Fornasieri I, Petit O. (2002). Aggression and reconciliation in Cebus capucinus. International Journal of Primatology 23: 979-998.  [REF]

Book chapters, encyclopedia entries, and non-refereed reports

14. Leca JB. (2020) By-products of adaptations. In: T.K. Shackelford & V.A. Weekes-Shackelford (eds). Encyclopedia of Evolutionary Psychological Science. Springer International Publishing, Switzerland.

13. Leca JB. (2020). Evolutionary by-products. In: T.K. Shackelford & V.A. Weekes-Shackelford (eds). Encyclopedia of Evolutionary Psychological Science. Springer International Publishing, Switzerland.

12. Cenni C, Leca JB. (2020). Technical intelligence hypothesis. In: J. Vonk & T.K. Shackelford (eds). Encyclopedia of Animal Cognition and Behavior. Springer International Publishing, Switzerland.  [PAPER]

11. Cenni C, Leca JB. (2020). Tool use. In: J. Vonk & T. K. Shackelford (eds). Encyclopedia of Animal Cognition and Behavior. Springer International Publishing, Switzerland.  [PAPER]

10. Leca JB, Vasey PL. (2016). The homosexuality paradox: Cross-species comparative evidence. In: T.K. Shackelford & V.A. Weekes-Shackelford (eds). Encyclopedia of Evolutionary Psychological Science. Springer International Publishing, Switzerland.  [PAPER]

9. Leca JB. (2015). How to capture what we really are? Core methodological issues in personality research. In: J. R. Vokey & S. W. Allen (eds). Psychological Sketches (The “What If?” Edition). PsΨenceTM Publishing Society, Department of Psychology, The University of Lethbridge, pp. 153-163.  [PAPER]

8. Leca JB. (2015). How and why do human and nonhuman cumulative cultures differ? In: J. R. Vokey & S. W. Allen (eds). Psychological Sketches (The “What If?” Edition). PsΨenceTM Publishing Society, Department of Psychology, The University of Lethbridge, pp. 137-151.  [PAPER]

7. Leca JB, Gunst N*, Vasey PL. (2015). Demographic estimation of the mona monkeys in Grenada: Explanations for the population decline and recommendations for conservation measures. Report submitted to the Department of Forestry, Ministry of Environment, and Ministry of Tourism, St George’s, Grenada. 

6. Leca JB. (2012). Dental flossing behaviour as a grooming-related innovation by a Japanese macaque. In: J.-B. Leca, M.A. Huffman & P.L. Vasey (eds). The Monkeys of Stormy Mountain: 60 Years of Primatological Research on the Japanese Macaques of Arashiyama. Cambridge University Press, Cambridge, pp. 322-330.  [PAPER]

5. Leca JB, Gunst N*, Huffman MA. (2012). Thirty years of stone handling tradition in Arashiyama-Kyoto macaques: implications for cumulative culture and tool use in non-human primates. In: J.-B. Leca, M.A. Huffman & P.L. Vasey (eds). The Monkeys of Stormy Mountain: 60 Years of Primatological Research on the Japanese Macaques of Arashiyama. Cambridge University Press, Cambridge, pp. 223-257.   [PAPER]

4. Huffman MA, Fedigan LM, Vasey PL, Leca JB. (2012). A brief historical time-line of research on the Arashiyama macaques. In: J.-B. Leca, M.A. Huffman & P.L. Vasey (eds). The Monkeys of Stormy Mountain: 60 Years of Primatological Research on the Japanese Macaques of Arashiyama. Cambridge University Press, Cambridge, pp. 13-27.   [PAPER]

3. Gunst N*, Leca JB. (2011). Census, socio-ecology, and population genetics of ebony leaf-eating monkeys (Trachypithecus auratus) in Bali: implications for the species’ conservation status in Indonesia. Online Scientific Report to the Rufford Small Grants Foundation for Nature Conservation: http://www.rufford.org/rsg/projects/noelle_gunst 

2. Huffman MA, Leca JB, Nahallage CAD. (2010). Cultured Japanese macaques: A multidisciplinary approach to stone handling behavior and its implications for the evolution of behavioral tradition in nonhuman primates. In: N. Nakagawa, M. Nakamichi & H. Sugiura (eds). The Japanese Macaques. Springer, Tokyo, pp. 191-219.  [PAPER]

Book reviews for Choice: Current Reviews for Academic Librairies

17. Animals, Anthropomorphism, and Mediated Encounters, by Claire Parkinson. Routledge, 2020.  (REVIEW)

16. The Selfish Ape: Human Nature and Our Path to Extinction, by Nicholas P. Money. Reaktion Books, 2019.  (REVIEW)

15. The Goodness Paradox: The Strange Relationship Between Virtue and Violence in Human Evolution, by Richard Wrangham. Pantheon Book, 2019.   (REVIEW)

14. The Ape that Understood the Universe: How the Mind and Culture Evolve, by Steven Steward-Williams. Cambridge University, 2018.  (REVIEW)

13. Through a Glass Brightly: Using Science to See Our Species as We Really Are, by David P. Barash. Oxford University Press, 2018.  (REVIEW)

12. The Domestic Dog: Its Evolution, Behavior, and Interactions with People, ed. by James Serpell. Cambridge University Press, 2017.  (REVIEW)

11. Ice Bear: The Cultural History of an Arctic Icon, by Michael Engelhard. University of Washington Press, 2017.  (REVIEW)

10. Displaying Death and Animating Life: Human-Animal Relations in Art, Science, and Everyday Life, by Jane C. Desmond. The Chicago University Press, 2016.  (REVIEW)

9. Mourning Animals: Rituals and Practices Surrounding Animal Death, ed. by Margo DeMello. Michigan State University Press, 2016.  (REVIEW)

8. Producing Predators: Wolves, Work, and Conquest in the Northern Rockies, by Michael D. Wise. University of Nebraska Press, 2016.  (REVIEW)

7. What Is a Dog?, ed. by Raymond Coppinger and Lorna Coppinger. The University of Chicago Press, 2016.  (REVIEW)

6. The Social Neuroscience of Human-Animal Interaction, ed. by Lisa S. Freund, Sandra McCune, Layla Esposito, Nancy R. Gee, and Peggy McCardle. American Psychological Association, 2016.  (REVIEW)

5. Animal Creativity and Innovation, ed. by Allison B. Kaufman and James C. Kaufman. Academic Press, 2015.  (REVIEW)

4. The Cultural Lives of Whales and Dolphins, ed. by Hal Whitehead and Luke Rendell. The University of Chicago Press, 2015.  (REVIEW)

3. Animal Social Networks, by Jens Krause, Richard James, Daniel W. Franks, and Darren P. Croft. Oxford Press University, 2015.  (REVIEW)

2. Primates and Cetaceans: Field Research and Conservation of Complex Mammalian Societies, ed. by Juichi Yamagiwa and Leszek Karczmarski.  Springer, 2014.  (REVIEW)