rule 34 2013 5 fingers abs anal anal sex angry angry sex anthro anthro on anthro anus ass athletic avian beak bed bent over biceps big muscles black border blue body blue eyes blue scales blue skin border brown body brown eyes brown feathers butt grab chest tuft claws clenched teeth close up cum cum in ass cum inside cutaway dragon duo erection fangs feathered wings feathers from behind position fur gradient background gryphon hand on ass hi res horn internal interspecies leash leash pull looking back lying male male penetrating markings mechgryph membranous wings muscular muscular male neodokuro nude on bed on front open mouth orgasm pecs penetration penis reptile scales scalie sex simple background standing stripes tabra talons teeth tongue tuft vein western dragon white body wings yaoi 2504757