rule 34 2020 abs absurd res adios angus adios anthro armpit hair balls biceps body hair bovid bovine brown body brown fur carrying cattle chest hair chest tuft flaccid foreskin fur furry only genitals green eyes grey background hi res horn male male only mammal muscular muscular anthro muscular male nipples nude pecs penis pinup portrait pose pubes quads simple background solo standing three quarter portrait triceps tuft uncut vein veiny penis wristband 4327627