Spontaneous mimicry appears fundamental to emotional perception and contagion,
especially when it involves facial emotional expressions. Here we cover recent evidence on …

Various studies and researchers have proposed a link between contagious yawning and
empathy, yet the conceptual basis for the proposed connection is not clear and deserves …

In the present study we investigated the influence of positive and negative arousal situations
and the presence of an audience on dogs' behavioural displays and facial expressions. We …

Appeasement signals are behavioural patterns displaying an animal's non-aggressive
attitude and are hypothesized to reduce the aggressive behaviours in the receiver. In …

Recognising conspecifics' emotional expressions is important for nonhuman primates to
navigate their physical and social environment. We address two possible mechanisms …

A central premise of the science of comparative affect is that we can best learn about the
causes and consequences of affect by comparing affective phenomena across a variety of …

Behavioural contagion is a widespread phenomenon in animal species, which is thought to
promote coordination and group cohesion. Among non-human primates, however, there is …

Contagious yawning differs from spontaneous yawning because it occurs when an
individual yawns in response to someone else's yawn. In Homo sapiens and some non …

Primates show various forms of behavioral contagion that are stronger between kin and
friends. As a result, behavioral contagion is thought to promote group coordination, social …

Automatic mimicry, where social animals mimic the emotional expressions of others, is a
well-documented phenomenon. While research has extensively examined how being …