Visual discrimination of normal and drug induced behavior in quails (Coturnix coturnix japonica)
Animal Cognition (2004) - Comment
pubmed: 15069613  doi: 10.1007/s10071-003-0196-5  issn: 1435-9448  issn: 1435-9456 

Yumiko Yamazaki, Naomi Shinohara, Shigeru Watanabe