A migratory sparrow has personality in winter that is independent of other traits

Please use R code provided to see all analyses and how and NA's are dealt with in the data. All personality data were extracted from videos, these videos are archived in a private video repository and available upon request.

请使用所提供的R代码，查看全部分析流程以及数据中缺失值（NA）的处理方法。所有人格数据均提取自视频素材，此类视频已归档至私有视频存储库，可应申请提供访问权限。