African White Rhino with full horns drinks from muddy pond, Thanda

white rhinoceros white rhino rhino rhinoceros drink muddy pond thanda watering hole rhinocerotidae big five ceratotherium simum dangerous heavy herbivore horn ivory large pachyderm pachydermata perissodactyla poaching target aggressive crash stubbornness square lipped rhino endangered dehorning dehorned thanda private reserve wildlife africa nature wild safari wilderness squarelipped african outdoor natural habitat ecology horned conservation reserve