FURVERT!

after_sex anthro anthro_on_anthro balls biped bodily_fluids body_size_growth comic countershade_torso countershading cum cum_inflation cum_inside duo english_text equid equine fingers freckles_(artist)genital_fluids genitals glans horse inflation male male/male mammal medial_ring monochrome muscular muscular_anthro muscular_male penis size_transformation smile speech_bubble tail text transformation