FURVERT!

abs animal_genitalia animal_penis anthro arms_above_head balls big_ears big_penis black_body black_fur black_hair bound chain chained collar cuff_(restraint)duo equid equine equine_genitalia equine_penis erection femboy frottage fur genitals grey_eyes hair hi_res horse humanoid_genitalia humanoid_penis imminent_sex lagomorph leg_grab leporid male male/male mammal mane mottled mottled_genitalia mottled_penis muscular nayechan night nipples pecs penile penis penis_size_difference penises_touching perineum plant rabbit restraints sex shackles size_difference smile spread_legs spreading star suspension tree vein veiny_penis watermark white_body white_fur white_hair yellow_eyes