FURVERT!

abs anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro arm_hair armpit_hair balls bed big_balls big_muscles big_penis biped body_hair chest_hair equid equine equine_genitalia equine_penis erection flexing flexing_bicep furniture genitals hair hairy happy_trail hi_res horse leg_hair long_hair lying male male_anthro mammal medial_ring monochrome muscular muscular_anthro muscular_male nipples nude on_back pecs penis pubes sketch smile solo vein veiny_penis violet_raven