Rule 34 Dev - 2013 abs all_fours anal anal_insertion anal_sex anthro anus ass balls biceps blue_eyes brown_eyes canine canine_penis chipfox comic couple cum dadingo dingo fellatio fox fur furry gay insertion inside knot male muscles necklace no_humans nude open_mouth oral oral_sex orgasm paws pecs penetration penis sabretoothed_ermine saliva sequence sex sheath tongue transformation|1372399264