Rule 34 Dev - 2017 2boys 4_toes 5_fingers age_difference anus ass backsack black_hair black_nose blue_eyes bodily_fluids brown_body brown_fur canid canine canis claws clothed clothing crying cub diaper dog domestic_dog duo erection erection_under_clothing feet fingers foreskin fur furry genitals grey_body grey_fur grin hair highres male male_focus mammal multiple_boys naughtyrobby older_male open_mouth original pants_pull partially_clothed penis raised_tail short_hair size_difference smile smirk sore spank_marks spanking stuffed_animal stuffed_toy tears teeth tenting testicles toes tongue tongue_out wolf yaoi younger younger_male zooshi|2424461217