作者: Yumi Yamanashi , Etsuko Nogami , Migaku Teramoto , Naruki Morimura , Satoshi Hirata
DOI: 10.1016/J.APPLANIM.2017.10.006
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摘要: Play is sometimes considered as an indicator of positive animal welfare. However, it is not yet sufficiently understood whether or not social play among adults can be considered as …