The study reveals an extinction paradox: non-native species harm local ecosystems but may save themselves from extinction in ...

Using data from 23 studies of what psychologists call 'inequity aversion,' researchers combed through results of more than 60,000 observations involving 18 animal species. In what they said was the ...

New research challenges the idea that animals share humans’ sense of fairness, suggesting their reactions to unequal rewards ...

From birth, humans exhibit an inherent inclination toward social interactions. Infants and toddlers devote a significant portion of their time to social behaviors; these early social interactions will ...