This article takes a lot of essentialist positions based on a single point of data: the Yanomamö. Single point of data as a counterpoint: the Mosuo people, who are a matriarchal society. Viewing other cultures as primitive and current society as "advanced" is a long discarded idea in anthropology due to ethnocentrism and racism.
This is also incorrect:
> The default condition of humans is no different from the default condition of other animals: Males fight each other over females.
Male bonobos will have sex with each other as a way to defuse tensions, for instance, and male wolves and lions will form groups to support each other.