FurryBooru - 2021 abs abstract background animal genitalia animal penis anthro areola arms tied artist name balls biceps big balls big butt big penis blonde hair body hair bound butt cetacean chest hair digital media (artwork) doritohead draft horse duo equid equine equine penis eyes closed feet fellatio fur genitals grey background grey body grey skin hair heathcliff rogers hi res horse huge balls huge penis hyper hyper genitalia hyper penis legs tied macro male male/male mammal marine micro micro on macro multicolored body multicolored skin muscular muscular anthro muscular male muscular thighs nipples nude oral oral penetration pecs penetration penile penis purple body purple skin sex signature simple background size difference smile teal eyes teeth toes two tone body two tone skin vein veiny penis white body white fur