system
A chat on subreddit /r/NoStupidQuestions
human
There are cave paintings and carvings dating back tens of thousands of years of women with huge asses.

Truth is, we like big butts. Always have. Some also like small butts.
gpt
To be more precise the hip ratio is a strong sexual signal and that's fairly hard wired.

Obviously individuals have preferences, but the hip ratio says "woman" strongly to the monkey part of our brains.