> but humans don't have a 10 day heat period. They're in heat all the time.
Bonobos and chimps don't have too. They do make sex all the time. Google "concealed ovulation." That's the evolved mechanism where female never signals when it actually ovulates. And it's present by bonobos.
No:
> I don't consider 'sexually greeting' each other by grabbing assess to be on the same page as sex.
They actually do greetings by involving their reproduction organs.
"Genito-genital rubbing of bonobo females"
https://www.youtube.com/watch?v=HdeAJUxJ7gg
> but humans don't have a 10 day heat period. They're in heat all the time.
Bonobos and chimps don't have too. They do make sex all the time. Google "concealed ovulation." That's the evolved mechanism where female never signals when it actually ovulates. And it's present by bonobos.