rule 34 anthro anthro male anus arm markings ass avian balls bent over bird black body black feathers bodily fluids corvid corvus genus crow cum duke fritz the cat erection feathers fritz the cat genital fluids genitals group hand markings hand print hand print on butt hi res illegaleel leaking leaking cum leaking penis male malemale markings oscine passerine through wall trio unknown character 6927329