Emotion recognition represents the ability to encode an ensemble of sensory stimuli
providing information about the emotional state of another individual. This ability is not …

Although complexity surrounds us, its inherent uncertainty, ambiguity, and contradiction can
at first make complex systems appear inscrutable. Ecosystems, for instance, are nonlinear …

Over the last 20 years, a large amount of research has been conducted in an attempt to
uncover the cognitive abilities of the domestic dog. While substantial advancements have …

The perception of emotional expressions allows animals to evaluate the social intentions
and motivations of each other. This usually takes place within species; however, in the case …

The question of whether animals have emotions and respond to the emotional expressions
of others has become a focus of research in the last decade [1–9]. However, to date, no …

Whether non-human animals can recognize human signals, including emotions, has both
scientific and applied importance, and is particularly relevant for domesticated species. This …

Behavioural studies revealed that the dog–human relationship resembles the human mother–
child bond, but the underlying mechanisms remain unclear. Here, we report the results of a …

We report a study examining interspecies emotion transfer via body odors (chemosignals).
Do human body odors (chemosignals) produced under emotional conditions of happiness …

Dogs are one of the key animal species in investigating the biological mechanisms of
behavioral laterality. Cerebral asymmetries are assumed to be influenced by stress, but this …

For humans, facial expressions are important social signals, and how we perceive specific
individuals may be influenced by subtle emotional cues that they have given us in past …