Rule 34 Dev - 1boy 2020 2d 4:3 abs abstract_background animated anthro barazoku big_bulge big_muscles biped black_underwear blonde_eyebrows blonde_hair bouncing_bulge bulge canid canine canis cel_shading clothing deltoids digital_media_(artwork) eyebrows frame_by_frame fur gif green_eyes grey_body grey_fur hair light lighting looking_at_viewer loop male male_only mammal muscular muscular_anthro muscular_male navel nipples oldshep partially_clothed pecs pink_nipples plantigrade quads reflection runway shaded short_playtime signature simple_background solo spotlight underwear underwear_only walk_cycle walking wolf|5728072128