Black rhinoceros or hook-lipped rhinoceros (Diceros bicornis) feeding, with yellow-billed oxpecker (Buphagus africanus), Masai Mara National Reserve, Kenya, East Africa, Africa

black rhinoceros feeding eating hook lipped rhinoceros diceros bicornis hook lipped rhinoceros rhinoceros rhinos mammals animals wildlife horns yellow billed oxpecker buphagus africanus yellow billed oxpecker oxpeckers birds symbiosis symbiotic masai mara national reserve masai mara kenya africa east africa day outdoors horizontal nature natural world animal head close up close ups endangered species