MYN / Corne van der Linden / Variety of orchids from the Banksia Woodland, Swan Coastal Plain. Including Pansy orchid (Diuris magnifica), Slender sun orchid (Thelymitra vulgaris), Cowslip orchid (Caladenia flava), Plain sun orchi...

Laurent Geslin / Young Fulani boy with donkeys in the background, South Mauritania, West Africa, 2005

Philippe Clement / Poitou donkey (Equus africanus asinus) with shaggy coat on the island Ile de Re, Charente-Maritime, France

Carol Walker / Girl stroking donkey (Equus asinus) New Mexico, USA, September 2011, model released

David Noton / Woman and man with livestock walking along path, Isla del Sol, Lake Titicaca, Bolivia, December 2009

Ernie Janes / Domestic donkey (Equus asinus) looking over fence, Norfolk, UK

John Cancalosi / Feral Burro / Donkey foal (Equus asinus) head portrait lying in long grass, Custer State Park, South Dakota, USA

John Cancalosi / Feral Burro / Donkey (Equus asinus) female and foal, portrait standing in long grass, Custer State Park, South Dakota, USA

Luiz Claudio Marigo / Migrant family from the drought region of NE Brazil

Juan Manuel Borrero / Mule - offspring of male donkey and female horse - Spain

Jack Dykinga / Feral donkies (Equus asinus) surviving along the lower Colorado River drainage. Periodic attempts to control their numbers have had mixed success. Cibola National Wildlife Refuge, Arizona, USA.

Ashley Cooper / Oil workers drilling a new oil well, Daqing oil field, Northern China, March 2009.