Wife in pink sari, husband behind, driving three cows around pole to thresh harvested rice crop, Dhenkanal, Orissa (Odisha), India, Asia

Giraffe in Moremi National Park, Botswana

Herd of giraffes well camouflaged and peering from their hiding place among the palm trees and shrubs, Moremi National Park, Botswana, Southern Africa

Herd of three giraffes in Moremi National Park, Botswana

Sheep grazing at Sheepdrove Organic Farm, Lambourn, England

These reindeer peoples' entire existence is based around their herds of reindeer, which provide milk, skins for clothes, horn for carving and medicine, transport and occasionally, meat. the tsaatan are part of the tuvan ethnic group, which inhabits the tuvan republic of russia. there are only about 200 tsaatan in total, spread over 100,000 sq km of northern mongolia. they are nomadic, often moving their small encampments every three to four weeks, searching for special types of grass and moss loved by the reindeer. the tsaatan are strong practitioners of shamanism. west taiga, northern mongolia

Jackson's Chameleon (Trioceros jacksonii) sitting on a tree branch; Kihei, Maui, Hawaii, United States of America

Jackson's Chameleon (Trioceros jacksonii) sitting on a tree branch; Kihei, Maui, Hawaii, United States of America

Asian monks playing instruments on temple floor, Bhutan, Kingdom of Bhutan

White rhinoceros (Ceratotherium simum) three rhinos in the savanna, Kenya