 Hoofed animals include roe deer, elk, and wild boar.Scientists on the reserve have recorded 61 species of mammals, 266 of birds, 11 of amphibians, 6 of reptiles, 39 of fish, and 3883 species of invertebrates.The reserve hosts a European Bison Breeding Center, established in 1959, and a Crane Breeding Center that was founded in 1979.