FURVERT!

absurd_res animal_genitalia anthro anus balls big_butt big_penis bodily_fluids butt cum equid equine equine_anus equine_genitalia fertility_analysis genital_fluids genitals green_body hi_res ladder_piercing male mammal muscular muscular_male nasty_(dalwart)penile_spines penis precum presenting presenting_anus presenting_hindquarters puffy_anus rear_view solo sperm_cell spiked_balls spikes spikes_(anatomy)spread_anus spreading tongue tongue_out vein veiny_penis velvetdraw zebra