Medaka (Oryzias latipes) initiate courtship and spawning late at night: Insights from field observations

• Yuki Kondo ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: youkikondou@gmail.com

  Affiliations Laboratory of Animal Sociology, Department of Biology, Graduate School of Science, Osaka Metropolitan University, Osaka, Japan, Laboratory of Animal Sociology, Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan

  https://orcid.org/0000-0002-1481-6225

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• Kotori Okamoto,

  Roles Data curation, Formal analysis, Investigation, Methodology

  Affiliation Laboratory of Animal Sociology, Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan

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• Yuto Kitamukai,

  Roles Data curation, Formal analysis

  Affiliation Laboratory of Animal Sociology, Department of Biology, Graduate School of Science, Osaka Metropolitan University, Osaka, Japan

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• Yasunori Koya,

  Roles Conceptualization, Project administration, Writing – review & editing

  Affiliation Department of Biology, Faculty of Education, Gifu University, Gifu, Japan

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• Satoshi Awata

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliations Laboratory of Animal Sociology, Department of Biology, Graduate School of Science, Osaka Metropolitan University, Osaka, Japan, Laboratory of Animal Sociology, Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan

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