word
reciprocal altruism
reh-SIP-roh-kul AL-troo-iz-um
rɪˈsɪprəkəl ˈæltruɪzəmListen
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Syllable breakdown
reciprocalaltruism
Dictionary meaning
cooperative behavior where organisms help one another with the expectation of future return; described by Robert Trivers in 1971; explains cooperation between unrelated individuals such as vampire bats sharing blood meals
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