It seems to first come from MRA spaces, but then I seen some TERFs co-opt it, and even the FDS subreddit uses some of that logic?
Is this really interpretation people are getting from nature? I did see FDS, and TERFs try to compare humans to bee social structures which is a weird take.
Wild that so called feminists would be advocating an ideology that presumes harems are good actually.
(And hey, if that's what you want you do you as long as there's meaningful consent on all sides this is not a dig at polyamory)