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after_anal after_sex alien anthro anus avian balls bird bodily_fluids butt canid canine canis claws cum cum_in_ass cum_inside cybertronian duo feathers genital_fluids genitals gryphon hasbro hi_res human hybrid interspecies knot looking_back machine male male/male mammal muscular muscular_male mussquitto18 mussquitto98 mythological_avian mythological_creature mythology penis precum robot silverbolt takara_tomy thick_thighs transformers transformers:_beast_wars wings wolf yellow_eyes