Delphine Soulet

Adult chicken hens express their affective states via bare facial skin blushing and head feather movements featured image

Adult chicken hens express their affective states via bare facial skin blushing and head feather movements

In mammals, facial expressions serve as a window into a variety of affective states. Emotional facial expressions in birds have received little scientific attention. Juvenile hens …

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Facial blushing and feather fluffing are indicators of emotions in domestic fowl (Gallus gallus domesticus) featured image
Emotion

Facial blushing and feather fluffing are indicators of emotions in domestic fowl (Gallus gallus domesticus)

The study offacial expressions inmammals provided great advances inthe identification of their emotions and then inthe comprehension oftheir sentience. So far, this area of …

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Exploration of skin redness and immunoglobulin A as markers of the affective states of hens featured image
Emotion

Exploration of skin redness and immunoglobulin A as markers of the affective states of hens

Non-invasive markers of affective states can help understanding animals' perception of situations and improving their welfare. These markers are scarce in avian species. In this …

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