The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
we also showed that um uh in a task-based situation where a monkey can choose we gave monkeys choices where they could give a reward TOS to another monkey to a bottle that could collect reward you know in case they just like to see juice dripping out and they would become more pro-social so they're much more likely to give a reward uh to another monkey they're more altruistic
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in females is it's a little bit different they um females become kind of nicer to each other and we see that greater eye contact Etc but they come more aggressive toward males and we speculate I think it's the hypothesis that um because oxytocin is released when you've got an infant basically for females uh males are a bigger threat then because in many primate societies and other mammals uh males sometimes can be infanticidal because if they kill off a female's infant that's you know then that will bring that female into uh receptivity for mating much more quickly and so so that's sort of The evolutionary yeah it is brutal The evolutionary rationale behind that
in male monkeys it's super interesting because you know we've been talking about how you know dominance and they really like recent Ms this really steep hierarchy and one of the things we found right away is that you give oxytocin and it just flattens the hierarchy so the dominant male monkeys become super chill and friendly and the subordinate ones become a bit Bolder