Tool reveals facial expressions of common marmosets

How could a human mother tell that her child is upset? Humans can distinguish the meanings of facial expressions of our fellow species either explicitly through speech or implicitly by context.

The social transmission of stress in animal collectives

Stress is a widespread phenomenon that occurs when, for example, humans feel threatened or overwhelmed, have too much work or are in imminent danger. We communicate to others that we are stressed through our behavior and ...

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