FURVERT!

anal anal_penetration animal_genitalia animal_penis anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro balls base_two_layout basic_sequence blue_eyes brown_body brown_eyes brown_fur brown_hair digital_media_(artwork)duo eyes_closed foulfrost four_frame_grid four_frame_image four_frame_sequence fur genitals glowing glowing_eyes grid_layout hair hand_on_chest hand_on_penis hi_res human human_penetrated human_to_anthro humanoid_genitalia humanoid_penis irregular_grid_layout male male/male male_penetrated male_penetrating male_penetrating_male mammal mustelid otter penetration penile penile_penetration penis penis_in_ass red_penis sequence sex shaded sheath species_transformation story story_in_description tail transformation transformation_sequence transformation_through_sex two_row_layout ziggie13