Rule 34 Dev - 2boys beastiality blue_fur brown_hair closed_eyes disney dr_heinz_doofenshmirtz fellatio gay half-closed_eyes hat human humanoid interspecies male male_only mammal monotreme multiple_males oral orgasm_face perry_the_platypus phineas_and_ferb platypus size_difference tripperfunster what yaoi zoophilia|565935720