FURVERT!

animal_genitalia animal_penis anus aquatic baleen_whale blue_body blue_whale bottlenose_dolphin cetacean cetacean_genitalia cetacean_penis cunnilingus detailed_background dolphin dorsal_fin duo ecco_the_dolphin ecco_the_dolphin_(series)erection female feral feral_on_feral fin fish genital_slit genitals grey_body hi_res larger_female looking_at_genitalia lying male male/female mammal markings oceanic_dolphin ollydolphin on_side open_mouth oral penis rock sea sega sex shaded size_difference smaller_male star_(marking)swimming tail tail_fin tapering_penis tongue tongue_out toothed_whale underwater underwater_sex vaginal vulva water whale