• Frostbeard@lemmy.world
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    6 hours ago

    Couldn’t this be explained by the “tit-for-tat” hypothesis? That selfless behaviour is learned in communal animals, and that its implied it will be you who need help next time?

    • kameecoding@lemmy.world
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      4 hours ago

      There is a bat species that I think feeds on blood, and they share the food they managed to get in a night, if a bat refuses to share one night then the next time they get left out of the sharing.