Understanding how rodents feel and communicate emotions can shed light on the evolutionary origin and mechanisms of human empathy. With that goal, researchers at the Italian Institute of Technology in ...

UNIVERSITY PARK, Pa. — True altruism is rare behavior in animals, but a new study by Penn State researchers has found that honey bees display this trait. Additionally, they found that an evolutionary ...

Altruistic behavior is often seen as an exclusively human characteristic. However, behavioral research has uncovered numerous examples of altruistic behavior in the animal kingdom. In a new study, ...

True altruism is rare behavior in animals, but a new study by Penn State researchers has found that honey bees display this trait. Additionally, they found that an evolutionary battle of genetics may ...

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