主な研究業績

最近の主な研究業績

2010年以降に学術誌に掲載された英語論文（査読あり）のみを掲載しています。

日本語論文や2010年以前の論文、前任の先生方や過去の研究室メンバーの業績などを含めた業績リストについては、全研究業績をご覧ください (すべての業績は、到底網羅できていませんが、、、)。

1. Iyoda, T., Kido, Y., Yasuda, C. I., Wada, S. (accepted) Sexual differences in seasonal changes in major cheliped size and use pattern during dyadic interactions in the hermit crab Pagurus filholi. Plankton and Benthos Research.

2. Tamechika, M. M., Yusa, Y, Akita, S., Sekino, M. (accepted) Microsatellite DNA markers for paternity identification in the hermaphroditic barnacle Chthamalus challengeri Hoek. Molecular Biology Reports.

3. Tomiyoshi, H., Wada, S. 2025. Effect of neighboring prey species on antipredator response of the marine gastropod. Plankton and Benthos Research 20: 205-209.

4. Nakayama, D., C. I. Yasuda, S. Wada 2025. Use of social information about novel food by juvenile solitary forktongue goby, Chaenogobius annularis. Ethology 2025: 0:e13569. https://doi.org/10.1111/eth.13569

5. Nagasaka, R., H. Yamada, S. Wada 2025. Fish yawn: interpopulation variation in yawning characteristics of juvenile white-spotted char Salvelinus leucomaenis. Journal of Ethology 43: 97-103. https://doi.org/10.1007/s10164-025-00844-w

6. Tamechika, M. M., H. Yamada, S. Ijiri, and Y. Yusa 2025. The effects of parasitism on sex allocation of a hermaphroditic acorn barnacle. Journal of Evolutionary Biology 38: 417-429. https://doi.org/10.1093/jeb/voaf007

7. Fukasawa, A. and C. I. Yasuda 2024. Morphometric changes at terminal molt and examination of reproductive capacity in the kelp crab, Pugettia ferox Ohtsuchi & Kawamura, 2019 (Decapoda: Brachyura: Majoidea). Journal of Crustacean Biology 44: ruae032. https://academic.oup.com/jcb/article/44/2/ruae032/7696066

8. Gushiken, H. and S. Wada 2024. “Standing on tiptoe”: A novel foraging technique in the starfish Patiria pectinifera. Plankton and Benthos Research 19: 84-87. https://www.jstage.jst.go.jp/article/pbr/19/2/19_B190202/_article/-char/ja/

9. Yamada, H. and S. Wada 2024. Phenotype-dependent downstream dispersal under ordinary flow conditions in juvenile white-spotted char. Ecological Research 39: 330-340.  https://doi.org/10.1111/1440-1703.12455

10. Igarashi, K. and S. Wada 2024. Tonic immobility in a marine isopod: the effects of body size, sex, and colour morph. Journal of the Marine Biological Association of the United Kingdom 104: e17. https://doi.org/10.1017/S0025315424000134 

11. Yasuda, C. I. and T. Koga 2023. Male Pagurus minutus hermit crabs use multiple types of information in decisions to give up male–male contests. Scientific Reports 13: 20654

12. Yamada, H. and S. Wada 2023. Interpopulation variation of behavioural and morphological traits that affect downstream displacement of the juvenile white-spotted charr Salvelinus leucomaenis. Journal of Fish Biology 102: 1168-1176.

13. Yamada, H. and S. Wada 2023. Fish yawn: the state-change hypothesis in juvenile white-spotted char Salvelinus leucomaenis. Journal of Ethology 41: 111-117.

14. Yamakami, R. and S. Wada 2022. Stomach contents of the deep-water whelks Buccinum kashimanum and Neptunea sp. (Caenogastropoda: Buccinidae) off the coast of Cape Esan, southwestern Hokkaido, Japan, in the western North Pacific Ocean. Venus 80: 40-45.

15. Yamakami, R., and S. Wada, 2021. Prey preferences of juvenile whelk Neptunea arthritica (Gastropoda: Buccinidae) in Hakodate Bay, Hokkaido, Japan. Plankton and Benthos Research 16: 257-265.

16. Yamada, H. and S. Wada, 2021. Morphological evolution reduces downstream displacement in juvenile landlocked salmon. Evolution 75: 1850-1861.

17. Yamakami, R. and S. Wada, 2021. Prey utilization by Neptunea arthritica (Caenogastropoda: Buccinidae): predation on gastropods and size-related variation. Journal of Molluscan Studies 87: eyab016.

18. Tanaka, T., C. I. Yasuda, and T. Koga, 2021. Climbing behavior of guarding males in the hermit crab Pagurus minutus: the effect of rivals, female size, and being weaponless. Journal of Ethology 39: 115-123.

19. Yasuda, C. I., T. Kaida, and T. Koga, 2020. Does prior residency interact with loss? A study of male-male contests in the hermit crab Pagurus minutus. Ethology 126: 660-667.

20. Yoshikawa, A., R. Goto, C. I. Yasuda and A. Asakura, 2020. Size and sex bias in air-exposure behavior during low tide of the intertidal hermit crab Clibanarius virescens (Krauss, 1843) (Decapoda: Anomura: Diogenidae). Journal of Crustacean Biology 40: 152-155.

21. Kido, Y. and S. Wada, 2020. Males display "inverse rapping" as a mating behavior to receptive females in the hermit crab Pagurus nigrofascia. Plankton & Benthos Research 15: 279-288.

22. Tamechika, M., K. Matsuno, S. Wada and Y. Yusa, 2020. Different effects of mating group size as male and as female on sex allocation in a simultaneous hermaphrodite. Ecology and Evolution 10: 2492-2498

23. Yasuda, C. I., Y. Takiya, M. Otoda, R. Nakano and T. Koga, 2019. Is the seasonal change of sexual differences in shell use by the hermit crab Pagurus minutus considered to be driven by growth or reproduction?. Journal of the Marine Biological Association of the United Kingdom 99: 901-910.

24. Landeira, J. M., and H. Tamura, 2018. Morphology of the first zoea of Chaceon affinis (A. Milne-Edwards & Bouvier, 1894) and occurrence of Chaceon spp. larvae (Decapoda: Brachyura: Gerynonidae) in the Canary Islands waters, Northeastern Atlantic. Zootaxa 4413: 579–585.

25. Yasuda, C. I., M. Otoda, R. Nakano, Y. Takiya and T. Koga, 2017. Seasonal change in sexual size dimorphism of the major cheliped in the hermit crab Pagurus minutus. Ecological Research 32: 347-357.

26. Tamura, H., J. M. Landeira and S. Goshima, 2017. Morphological and morphometric variability in the zoea I larvae of Pugettia quadridens (De Haan, 1839): looking for reliable characters for taxonomic studies on the genus Pugettia Dana, 1851 (Majoidea: Epialtidae). Zootaxa 4226: 264–272.

27. Yasuda, C. I. and T. Koga, 2016. Importance of weapon size in all stages of male–male contests in the hermit crab Pagurus minutus. Behavioral Ecology and Sociobiology 70: 2175-2183.

28. Miura, Y. and S. Goshima, 2016. Temporal dynamics of intersexual conflict and the effect of male quality on female fecundity in the marine isopod Cleantiella isopus. Behaviour 153: 569-589.

29. Yasuda, C. I. and T. Koga, 2016. Do weaponless males of the hermit crab Pagurus minutus give up contests without escalation? Behavior of intruders that lack their major cheliped in male–male contests. Journal of Ethology 34: 249-254. (Editor's Choice 2016)

30. Matsuo, K., D. Tanikawa, C. I. Yasuda and S. Wada, 2015. Sex-related differences in size, function and regeneration of the major cheliped in the hermit crab Pagurus filholi. Marine Ecology 36: 1391-1399.

31. Yasuda, C. I. and S. Wada, 2015.Regeneration of major cheliped after the mating season in the hermit crab Pagurus middendorffii. Crustacean Research 44: 29-38.

32. Hasaba, Y., C. I. Yasuda and S. Wada, 2015. Reason for being single: some males do not guard receptive females in the hermit crab Pagurus filholi. Animal Behaviour 107: 1-5. 

33. Yasuda, C. I., K. Matsuo and S. Wada, 2015. Previous mating experience increases fighting success during male-male contests in the hermit crab Pagurus nigrofascia. Behavioral Ecology and Sociobiology 69: 1287-1292.

34. Matsuo, K., C.I. Yasuda and S. Wada, 2014. Effect of cheliped loss due to autotomy on shell selection behavior in the hermit crab Pagurus middendorffii. Crustacean Research 43: 41-46.

35. Yasuda, C.I., K. Matsuo, Y. Hasaba and S. Wada, 2014. Hermit crab, Pagurus middendorffii, males avoid the escalation of contests with familiar winners. Animal Behaviour 96: 49-57.

36. Yasuda, C. I., K. Matsuo and S. Wada, 2014. Rapid regeneration of major cheliped related to its function in male-male contests in the hermit crab Pagurus middendorffii. Plankton and Benthos Research 9: 122-131.

37. Ojima, H. and S. Wada, 2013. Contrasting anti-predatory responses in the intertidal periwinkle Littorina sitkana: effects of chemical cue, body size and time of day. Plankton and Benthos Research 8: 38-45.

38. Suzuki, Y., C. Yasuda, F. Takeshita and S. Wada, 2012. Male mate choice and male-male competition in the hermit crab Pagurus nigrofascia: importance of female quality. Marine Biology 159: 1991-1996.

39. Yasuda, C., F. Takeshita and S. Wada, 2012. Assessment strategy in male-male contest of the hermit crab Pagurus middendorffii. Animal Behaviour 84: 385-390.

40. Takeshita F. and S. Wada, 2012. Morphological comparison of the second gnathopod in males of four caprellid species (Amphipoda: Caprellidae).Journal of Crustacean Biology 32: 673-676.

41. Yasuda, C., Y. Suzuki, and S. Wada,  2011. Function of the major cheliped inmale-male competition of the hermit crabPagurus nigrofascia. Marine Biology 158: 2327-2334.

42. Takeshita, F., R. C Lombardo, S. Wada and Y. Henmi, 2011. Increased guarding duration reduces growth and offspring number in females of the skeleton shrimp Caprella penantis. Animal Behaviour 81: 661-666.

43. Wada, S., Y. Arashiro, F. Takeshita and Y. Shibata, 2011. Male mate choice in hermit crabs: prudence by inferior males and simple preference by superior males. Behavioral Ecology 22: 114-119.