Rule 34 Dev - alcid anal anal_sex anthro ass avian backsack balls bird black_and_white cetacean cum cum_in_ass cum_inside cum_while_penetrated cumshot delphinoid duo ejaculation hi_res humanoid_penis lari looking_back lying male mammal marine monochrome muscular muscular_male oceanic_dolphin on_front orca orgasm penetration penis puffin size_difference small_dom_big_sub smile toothed_whale underscore_b yaoi|3544664576