Yva Momatiuk & John Eastcott / Mustang (Equus caballus) family band running together in desert, Fifteen Mile Herd Management Area, central Wyoming

Ashley Cooper / Woman filling a bucket from a tank outside her house supplied by a water charity. The charity supplies water to houses who have had no running water for over five months during the 2012-2017 Californ...

Ashley Cooper / Mother and child with bottled water supplied from water charity in Porterville to people who have had no running water for five months. California, USA, October 2014.

Ashley Cooper / Young boy with bottled water supplied from water charity in Porterville to people who have had no running water for five months. California, USA, October 2014.

Ashley Cooper / Water tank supplied by a water charity in Porterville. The charity supplies water to houses who have had no running water for over five months during the 2012-2017 drought near Bakersfield, Californi...

Yva Momatiuk & John Eastcott / Angolan Giraffe (Giraffa giraffa angolensis) group, Impalas (Aepyceros melampus), Zebras (Equus quagga), Greater Kudus (Tragelaphus strepsiceros) running from waterhole in dry season, Etosha National...

Pete Oxford / Springbok (Antidorcas marsupialis) herd running on game reserve, Great Karoo, South Africa

Pete Oxford / Hartmann's Mountain Zebra (Equus zebra hartmannae) herd running on game reserve, Great Karoo, South Africa

Pete Oxford / Black Wildebeest (Connochaetes gnou) herd running on game ranch, Great Karoo, South Africa

Pete Oxford / Roan Antelope (Hippotragus equinus) on game ranch, Great Karoo, South Africa

Onne van der Wal / Laundry hanging out to dry. Valparaiso, Chile, 2008.

Theo Allofs / Indian Wild Ass (Equus hemionus khur) running across dry clay pan, Indian Wild Ass Sanctuary, Little Rann of Kutch, India