Ключевые слова: age, ancient, animal, archeology, background, big, biodiversity, biology, body, bones, center, collection, dead, editorial, environmental, era, evolution, excursion, exhibition, exposition, fauna, fossil, historical, history, illustrative, jurassic, knowledge, leiden, life, mammoth, model, museum, naturalis, nature, netherlands, object, old, paleontology, prehistoric, preserved, science, scientific, showpiece, size, skeleton, skull, specimen, time, wild, wildlife,