Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) mud bathing, Tsavo Conservation Area, Kenya. Editorial use only.

Denis-Huot / African elephant (Loxodonta africana) having a mud bath at a water hole, Tsavo East National Park, Kenya. August.

Denis-Huot / Black rhinoceros (Diceros bicornis) female and young in the mud, Masai-Mara Game Reserve, Kenya. February.

Denis-Huot,Denis-Huot / Hippopotamus (Hippopotamus amphibius) males in a muddy pond, aerial view, Rwindi national park, Democratic Republic of Congo. Vulnerable species.

Denis-Huot / African buffalo (Syncerus caffer) male covered with mud after mud bathing, Nakuru National Park, Kenya

Yashpal Rathore / African elephant (Loxodonta africana) newborn calf and mother within herd, mud bathing. Chobe River, Chobe National Park, Botswana.

Felis Images / Bengal tiger (Panthera tigris) lying in mud. Nagarhole National Park, India. Photo Phillip Ross/Felis Images

Bernard Castelein / Capybara (Hydrochaeris hydrochaeris), mudbathing, and Tropical KIngbird ( Tyrannus melancholicus) Pampas del Yacuma Protected Area, Bolivia

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) herd mud bathing, some with extremely long tusks, Tsavo Conservation Area, Kenya. Editorial use only.

Sean Viljoen / Slow motion clip of an African elephant (Loxodonta africana) mud bathing at waterhole, Mababe, Botswana.

Sean Viljoen / Slow motion clip of an African elephant (Loxodonta africana) mud bathing at a waterhole, Mababe, Botswana.

Sean Viljoen / Slow motion clip of an African elephant (Loxodonta africana) mud bathing at a waterhole, Mababe, Botswana.