A white rhinoceros grazes with her calf in the savannah grass

white rhinoceros calf rhino calf grazes greenery rhino mother rhino cow the bushes wildlife park south africa africa closeup cow rhinoceros baby mother in the grass close up shot rhino baby white rinoceros rhinos wildlife savannah bull horn keratin medicinal china protected endangered extinction animal mammal park african reserve outdoors safari poaching kruger poached dangerous game horned hunted