The Big ImageBoard (TBIB) - absurd res age difference anal anthro big muscles black and white bodily fluids border collie breastfeeding canid canine canis collie domestic dog duo facial hair genital fluids genitals grandchild (lore) grandfather (lore) grandfather and grandchild (lore) grandparent (lore) grandparent and grandchild (lore) grandson (lore) hairy herding dog hi res incest (lore) lactating larger male licking male male/male male breastfeeding male lactation mammal milk monochrome multiple scenes muscular muscular male mustache nipples older male oral overweight overweight anthro overweight male pastoral dog penile penis penis lick precum rufus howell (vaniwall) sex sheepdog size difference smaller male tail tail motion tailwag tongue vaniwall younger male zack howell