rule 34 2017 4 fingers anal anal sex anthro anthro on anthro arm support balls bear biceps big biceps big muscles black claws black fur black nose black tail blush body hair brown balls brown claws brown skin canine chest hair chest tuft claws crouching duo erection eyebrows front view fur gay hand on chest hand on thigh happy tail hi res hindpaw holding object humanoid penis jiandou kneeling leash licking looking up male male only mammal muscular muscular arms nipple grab nipples nude open mouth patreon paws pec grasp pecs penetration penis pink nipples pink tongue precum saliva sex sharp teeth slightly chubby spread legs spreading standing teeth thick thighs toe claws tongue tongue out triceps tuft vein veiny muscles veiny penis were werewolf yaoi 2575221