FURVERT!

3_toes alpha_channel anal anus backsack balls big_butt bubble_butt bulge butt butt_grab clothed clothing crossdressing dhx2kartz echidna feet femboy feminization from_behind_position g-string genitals gesture gloves hand_on_butt handwear heart_eyes heart_symbol hi_res huge_butt knuckles_the_echidna legwear lipstick looking_at_viewer looking_pleasured makeup male mammal monotreme panties presenting presenting_anus presenting_hindquarters sega sex smelly smelly_butt soles solo sonic_the_hedgehog_(series)stirrup_legwear stirrup_stockings stockings teasing text thick_thighs toes tongue tongue_out underwear wide_hips