African elephant (Loxodonta africana) at waterhole, Nxai Pan National Park, Botswana, Africa

african elephant loxodonta africana waterhole nxai pan national park botswana africa african elephant elephant savanna africa water drinking mud trunk tusk wildlife animal nature wild mammal large brown grey sun sunlight dry thirsty wild animals safari game reserve african landscape hot summer mud bath waterhole water source animal behavior survival thirst quench hydration drink wildlife conservation endangered species