A mud covered white rhino at a watering hole during the golden evening hour

rhino mud covered white rhino watering hole pool golden hour dusk rinoceros mighty savannah south africa wildlife park squarelipped wildlife horn endangered poaching rhino horn africa ceratotherium rhinoceros animal mammal park wild big african reserve national outdoors safari species large wilderness huge conservation poached dangerous black horned close herbivore eyes vertebrate hunted simum charging big five