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 research has excluded birds. With anaturalist approach, we analysed facial …

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 study, we investigate the potential relation between alterations in …

Captive Blue-and-yellow macaws (Ara ararauna) show facial indicators of positive affect when reunited with their caregiver

In mammals, human-animal bonding is recognized as a source of positive affect for companion or farm animals. Because this remains unexplored in birds, we investigated captive parrots’ perspective of the human-animal relationship. We used a classical …

Object and food novelty induce distinct patterns of c-fos immunoreactivity in amygdala and striatum in domestic male chicks (Gallus gallus domesticus)

Avoidance of novelty, termed neophobia, protects animals from potential dangers but can also impair their adaptation to novel environments or food resources. This behaviour is particularly well described in birds but the neurobiological correlates …

Crossmodal Integration of Emotional Stimuli in Alcohol Dependence

Face–voice integration has been extensively explored among healthy participants during the last decades. Nevertheless, while binding alterations constitute a core feature of many psychiatric diseases, these crossmodal processing have been very little …