a female white rhinoceros walks slowly and eats the grass of the savannah in south africa

white rhinoceros rhino horn wide rhino rhinoceros rhino white rhino kruger national park ceratotherium simum endangered south africa endangered species poaching kruger big five wildlife conservation the savannah savanna animal mammal herbivore safari horned africa pachyderm savannah horn female large african big animal themes eating reserve one dangerous wilderness wild nature keratin closeup shot grass face the grass grasses outdoors white black