Publications | Osamu Sakai

[Peer-reviewed articles]

Sakai, O., Yokohata, D., & Hotta, T. (2024). Boldness affects novel object recognition in a gecko species. Behavioural Processes. 220. pp. 105072.
Sakai, O. & N. Iwai. (2024). A mixture of artificial and biologically sounds improves the effective range of an acoustic repellent for an invasive lizard species. Ecological Research. 39. pp. 206–215.
Sih A., H. Chung, I. Neylan, C. Ortiz-Jimenez, O. Sakai, & R. Szeligowski. (2023). Fear generalization and behavioral responses to multiple dangers. Trends in Ecology and Evolution. 38. pp. 369–380.
Kobayashi K., T. Hotta, O. Sakai & A. Mori. (2023). Investigation of mechanisms underlying a light approaching behavior in a house gecko by comparative and learning experiments. Behavioural Processes. 205. pp. 104806.
Shiho T., O. Sakai & N. Iwai. (2022). Exploration of aversive bioacoustics for the effective management of invasive green anoles (Anolis carolinensis). Journal for Nature Conservation. 68. pp.126215.
Sakai, O. (2021). One or two eggs: what underlies clutch size variation within a gecko species? Zoology 146. pp.125911.
Sakai, O. (2020). Do different food amounts gradually promote personality variation throughout the life stage in a clonal gecko species? Animal Behaviour 162. pp.47–56.
Sakai, O. (2019). Population density of a clonal gecko species in its northernmost range, the Ryukyus in Japan. Current Herpetology 38. pp.180–186.
Sakai, O. (2019). Behavioural tendencies associated with microhabitat use in a clonal gecko species living in the wild. Behavioral Ecology and Sociobiology 73. pp. 1–9.
Sakai, O. (2018). Comparison of personality between juveniles and adults in clonal gecko species. Journal of Ethology 36. pp 221–228.
Sakai, O. (2016). Size distribution suggests a seasonal effect on reproduction of Lepidodactylus lugubris on Okinawajima Island, Japan, the northernmost distributional area. Current Herpetology 35. pp 59–63.

[Review article /Short note]

Sakai, O. (2023). Reflecting on the research topic of animal personality through the studies in reptiles and amphibians. Japanese Journal of Herpetology. 2023 (2). pp.217–231. (In Japanese/invited article) PDF
Sakai, O. (2020). Toward an integrated understanding of consistent behavioral differences among individuals and developmental changes within individuals. Japanese Journal of Ecology. 70. pp.55–64. (In Japanese) PDF
Sakai, O. (2015). New distribution sites of Lepidodactylus lugubris around Okinawajima and feeding from extrafloral nectary. Akamata 25. pp 5–8. (In Japanese/peer-reviewed)