I am convinced gravity is the reason
https://preview.redd.it/nbynd8muydtc1.gif?format=mp4&s=e27e3e20e6d1e3766635459e55342ebd2a3f9ec3
Centaur Girls (girls with centaur-like bodies – slim above the above the waist and disproportionately large below). Super thick ass and thighs with a tiny waist.
