close up of the head of a black rhino ( diceros bicornis), etosha national park, namibia.

africa african animal bicornis big black browser close closeup dangerous diceros eating endangered etosha face grass grassland habitat head herbivore hooklipped hookedlipped horn horned mammal namibia national nature park perissodactyla poaching portrait reserve rhino rhinoceros rhinocerotoidea safari savanna savannah wild wilderness wildlife namibia horizontal