The Big ImageBoard (TBIB) - 1:1 absurd res age difference anal anal knotting anal penetration anatomically correct anatomically correct genitalia anatomically correct penis animal genitalia animal penis anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro anvil position ball gag balls bdsm benny (kibaru) big dom small sub biped blaze (marking) blindfold blue eyes bodily fluids bondage bound brother (lore) brothers (lore) canid canine canine genitalia canine penis canis close-up compfive countershading cum cum in ass cum inside cum while penetrated cumshot domestic dog dominant dominant male duo ejaculation erection facial markings from front position fur gag gagged genital fluids genitals gloves (marking) hands-free harness harness ball gag harness gag head markings herding dog hi res incest (lore) internal joshy (kibaru) kneeling knot knot root knotting larger male leather leg markings legs up licking lidded eyes lube lying male male/male male penetrated male penetrating male penetrating male mammal markings mostly nude muzzle (object) navel nude older male on back open mouth orgasm pastoral dog pawpads penetration penile penile penetration penis penis in ass penis size difference pillow pink tongue red penis restraints saliva sex sibling (lore) size difference smaller male smaller penetrated smile socks (marking) sound effects straps submissive submissive male tongue tongue out welsh corgi whimper yellow body yellow fur young young anthro younger male younger penetrated