Rule 34 Dev - animal_genitalia anthro balls beak belly biped black_body blush blush_lines circumcised duo erection feathers fluffy fur genitals glans hair humanoid_genitalia humanoid_penis hybrid_genitalia hybrid_penis knot knotted_humanoid_penis knotted_penis machine male male/male male_anthro nude open_mouth pecs penis photo_booth photo_shoot sheath simple_background smile tail vein veiny_penis verysleepycat capcom monster_hunter alphi_(nightbirby) villince_(nargacuga) avian bird corvid corvus_(genus) crow flying_wyvern hybrid mammal nargacuga oscine passerine protogen digital_media_(artwork) hi_res|20682198285