rule 34 age difference anatid anseriform anthro anti dev avian beak big bulge biped bird blue eyes blush bodily fluids bottomwear bottomwear down bow tie briefs brogulls bulge circumcised clothed clothing comic duck english text feather hair feather tuft feathers genital outline genitals gull hi res humanoid genitalia humanoid penis inside lari larid male masturbation membrane anatomy narrowed eyes page 91 pants pants down partially clothed penile penile masturbation penis penis outline pseudo hair pubes purple briefs purple clothing purple underwear raeford brogulls sitting sitting on toilet slim solo sweat text thick thighs thinking about another thought bubble toilet tuft underwear webbed feet wilson brogulls younger male 6569900