Scientists Say Japanese Monkeys Are Having 'Sexual Interactions' with Deer

Legend tells of a time before modern electronics, when humans would ride horses in a vigorous manner, towards similar ends.

This sounds more like re-exploration of a cultural maximum than learned repetition.

ummm ... uhhh ... here's the video: https://www.youtube.com/watch?v=H3H-886XkN4

Jeez, everyone is getting busted for impropriety these days...