FURVERT!

animal_genitalia animal_penis backsack balls being_watched big_butt big_penis brown_hair butt butt_expansion clothing comic dialogue duo english_text equid equine equine_genitalia equine_penis erection expansion genital_expansion genitals gillpanda growth hair heart_symbol hi_res human looking_at_another male mammal masturbation open_mouth penile penile_masturbation penis penis_expansion species_transformation speech_bubble standing tail tail_growth tail_growth_in_pants text thick_thighs thigh_expansion torn_clothing transformation verbal_reaction_to_tf werecreature wereequine werehorse white_hair