FURVERT!

4_fingers anthro aquatic aquatic_gastropod biped catfish clothed clothing digital_media_(artwork)duo erection fingers fish gastropod genitals hi_res humanoid_genitalia humanoid_penis kerchief long_image looking_at_viewer looking_down male mollusk musclegut muscular nipples nude open_mouth penis ring sea_slug simple_background size_difference slug slugsdog smile tall_image teeth tongue