Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NAKAGAWA Naofumi and NAKAMICHI Masayuki and YAMADA Kazunori,Report on the Questionnaire for Infrequently-observed Behaviors in Japanese Macaques,Primate Research,09124047,Primate Society of Japan,2011,27,2,111-125,https://cir.nii.ac.jp/crid/1390282680141629440,https://doi.org/10.2354/psj.27.009