Yumi Yamanashi

Assessing the effects of cognitive experiments on the welfare of captive chimpanzees (<i>Pan troglodytes</i>) by direct comparison of activity budget between wild and captive chimpanzees

Yumi Yamanashi, Misato Hayashi · American Journal of Primatology · 2011 · 81 citations

Life Sciences, Animal Sciences, Zoology +11

Cortisol analysis of hair of captive chimpanzees (Pan troglodytes)

Yumi Yamanashi, Naruki Morimura, Yusuke Mori et al. · General and Comparative Endocrinology · 2013 · 75 citations · Full text

Life Sciences, Endocrinology, Zoology +10

Tools to tipple: ethanol ingestion by wild chimpanzees using leaf-sponges

Kimberley J. Hockings, Nicola Bryson‐Morrison, Susana Carvalho et al. · Royal Society Open Science · 2015 · 72 citations · Full text

Life Sciences, Evolutionary Biology, Zoology +15

Emotional consequences when chimpanzees <i>(Pan troglodytes)</i> face challenges: individual differences in self-directed behaviours during cognitive tasks

Yumi Yamanashi, Tetsuro Matsuzawa · Animal Welfare · 2010 · 54 citations

Social Sciences, Behavioral Sciences, Psychology +14

Common marmoset (Callithrix jacchus) personality, subjective well-being, hair cortisol level and AVPR1a, OPRM1, and DAT genotypes

Miho Inoue‐Murayama, Chihiro Yokoyama, Yumi Yamanashi · Scientific Reports · 2018 · 50 citations · Full text

Life Sciences, Genetics, Psychology +16