Tracing the Origins of Human Empathy

Chimpanzees' Caring Behavior Toward Others Hints at the Emotion's Antiquity; the Mystery of the Contagious Yawn

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Even so, Dr. de Waal contends that empathy, sympathy and compassion are traits shared by every species with a rudimentary capacity for self-awareness. While chimps can be combative and violent, they more often comfort and help each other. Capuchin monkeys enjoy giving to others. Elephants and dolphins aid companions in need. Whales can display something akin to gratitude. Even mice appear to have an ability to sense what their cage-mates are experiencing, says a recent study by researchers at McGill University.