Rule 34 Dev - 2013 anal anal_sex anthro ass balls belly biceps big big_penis bondage bound canine chubby drag_(character) dragon erection fur furry furry_only gay grisser hair hindpaw horn husky interspecies langdon male muscles nipples nude open_mouth overweight paws pecs penetration penis plain_background rope scalie sex size_difference small_dom_big_sub smile soles teeth thick toes vein white_background white_fur|1373177664