Ключевые слова: aged, ancient, animal, archeology, background, bone, brown, camstone, cauk, cretaceous, dead, death, dinosaur, dirt, era, excavation, extinct, extrahistorical, fish, flat, geology, history, impression, jurassic, limestone, mineral, museum, nature, old, one, paleontologist, paleontology, past, prehistoric, prehistorical, print, reliquiae, rock, sand, science, sea, skeleton, spine, stone, track, vertebra, vertebrate,