All Stories

  1. Groups of familiar male rats form unstable partner preferences when play fighting during the juvenile period

    Article • iScience, June 2025, Elsevier

    Jackson Ham

  2. Oppositions, joints, and targets: the attractors that are the glue of social interactions

    Article • Frontiers in Behavioral Neuroscience, August 2024, Frontiers

    Jackson Ham

  3. Play behavior: Why do adults play less than juveniles?

    Article • Current Biology, August 2024, Elsevier

    Jackson Ham

  4. Play partner preferences among groups of unfamiliar juvenile male rats

    Article • Scientific Reports, July 2024, Springer Science + Business Media

    Jackson Ham

  5. Play fighting revisited: its design features and how they shape our understanding of its mechanisms and functions

    Article • Frontiers in Ethology, April 2024, Frontiers

    Jackson Ham

  6. Turn taking in juvenile rat play influences the development of brain and behavior

    Article • Developmental Psychobiology, January 2024, Wiley

    Jackson Ham

  7. A Comparison of Telencephalon Composition among Chickens, Junglefowl, and Wild Galliforms

    Article • Brain Behavior and Evolution, January 2024, Karger Publishers

    Jackson Ham

  8. A review of beluga (Delphinapterus leucas) sexual behavior and reproductive physiology leading to conception

    Article • Theriogenology Wild, January 2024, Elsevier

    Jackson Ham

  9. The Goldilocks Principle: Balancing Familiarity and Novelty in the Selection of Play Partners in Groups of Juvenile Male Rats

    Article • Animal Behavior and Cognition, November 2023, Animal Behavior and Cognition

    Jackson Ham

  10. Playful mouth‐to‐mouth interactions of belugas (Delphinapterus leucas) in managed care

    Article • Zoo Biology, June 2023, Wiley

    Jackson Ham

  11. Play fighting and the development of the social brain: The rat’s tale

    Article • Neuroscience & Biobehavioral Reviews, February 2023, Elsevier

    Jackson Ham

  12. Non-conceptive Sexual Behavior in Cetaceans: Comparison of Form and Function

    Article • January 2023, Springer Science + Business Media

    Jackson Ham

  13. Sexual Behaviors of Odontocetes in Managed Care

    Article • January 2023, Springer Science + Business Media

    Jackson Ham

  14. Self-handicapping in object play: how belugas (Delphinapterus leucas) make play difficult

    Article • International Journal of Play, December 2022, Taylor & Francis

    Jackson Ham

  15. Social games that belugas (Delphinapterus leucas) play

    Article • International Journal of Play, December 2022, Taylor & Francis

    Jackson Ham

  16. The evolution of aggressive and amicable play fighting in primates: a phylogenetic perspective

    Article • International Journal of Play, December 2022, Taylor & Francis

    Jackson Ham

  17. Observations of Courtship in Belugas (Delphinapterus leucas)

    Article • Aquatic Mammals, November 2022, Aquatic Mammals Journal

    Jackson Ham

  18. Observations of Mating Practice by Non-Sexually Mature Male Belugas (Delphinapterus leucas)

    Article • Aquatic Mammals, November 2022, Aquatic Mammals Journal

    Jackson Ham

  19. The rough-and-tumble play of rats as a natural behavior suitable for studying the social brain

    Article • Frontiers in Behavioral Neuroscience, October 2022, Frontiers

    Jackson Ham

  20. Investigation of lateralization of socio-sexual behavior in belugas (Delphinapterus leucas)

    Article • Behavioural Processes, September 2022, Elsevier

    Jackson Ham

  21. The emergence and early development of socio-sexual behavior in beluga calves (Delphinapterus leucas)

    Article • Behavioural Processes, August 2022, Elsevier

    Jackson Ham

  22. Measuring Play Fighting in Rats: A Multilayered Approach

    Article • Current Protocols, January 2022, Wiley

    Jackson Ham

  23. Seasonality of social behaviour among immature belugas (Delphinapterus leucas) in managed care

    Article • Polar Research, July 2021, Norwegian Polar Institute

    Jackson Ham

  24. Conspecific scarring on wild belugas (Delphinapterus leucas) in Cunningham Inlet

    Article • Behaviour, April 2021, De Gruyter

    Jackson Ham

  25. The development of socio-sexual behavior in belugas (Delphinapterus leucas) under human care

    Article • Behavioural Processes, February 2020, Elsevier

    Jackson Ham