FURVERT!

3:4 anatomically_correct animal_genitalia animal_penis anthro balls biceps big_muscles big_penis biped black_penis blonde_hair brown_body brown_fur bulge clothing equid equine equine_genitalia equine_penis erection feathering fur genitals green_eyes grisser hair hi_res hooves horse jockstrap male mammal musclegut muscular muscular_anthro muscular_male navel pecs penis pose presenting slightly_chubby smile solo stocky underwear white_body white_fur