wild siberian unicorn (elasmotherium sibericum) in an open grassland

siberian unicorn elasmotherium prehistoric ancient wildlife woolly grassland dramatic sky extinct species ice age majestic mythical creature powerful animal paleontology natural history evolution fantasy horned rugged landscape wilderness mammal legendary fauna strong megafauna rhinoceros clouds tundra nature wild beast mystical art stance adventure stormy survival historical myth world large beauty lore fiction legend sibericum open stands alone vast long sharp horn thick dark fur illuminated lighting sky scene combines landscapes raw power evoking