otterhound: hardy British hound having long pendulous ears and a thick coarse shaggy coat with an oily undercoat; bred for hunting otters
dog: a member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds
pestle: a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone