Facial blushing and feather fluffing are indicators of emotions in domestic fowl (Gallus gallus domesticus)
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DOI: 10.1371/journal.pone.0306601
Abstract: The study of facial expressions in mammals provided great advances in the identification of their emotions and then in the comprehension of their sentience. So far, this area of research has excluded birds. With a… read more here.
Keywords: blushing feather; feather; valence; domestic fowl ... See more keywords