Ключевые слова: aged, ammonite, ancestor, ancient, archeology, art, biology, bone, bygone, carbon, creation, deposit, dinosaur, evolution, evolve, excavation, extinct, extinction, fish, fossil, geology, impression, jurassic, mineral, model, museum, nature, neolith, paleolithic, paleontology, past, prehistoric, prehistory, relic, remains, research, rock, science, skeleton, solid, stone, stone age,