Wild ass roaming the Wild Ass Sanctuary, Gujarat, India, Asia

African elephants (Loxodonta africana), bottoms, Addo National Park, South Africa

Hindquarters of a Rhinoceros (Rhinoceros unicornis), Tiergarten Schoenbrunn Zoo, Vienna, Austria, Europe

Onager or Asiatic wild ass (Equus hemionus), endangered species, in the evening sun, Little Rann of Kutch, Gujarat, India, Asia

African wild ass (Equus africanus asinus), Camargue, France, Europe

African wild ass (Equus africanus asinus), Camargue, France, Europe

Onager or Asiatic wild ass (Equus hemionus), endangered species, in the evening sun, Little Rann of Kutch, Gujarat, India, Asia

Wildlife biologist George Schaller examines a leopard skin being sold in the bazaar of Herat, Herat Province, Afghanistan. Dr. George Schaller led a trip into the regions northwest of Herat to make a wildlife survey, looking especially for any signs of leopard, cheetah and wild ass.

Donkeys Eating Grain, Tarifa, Cadiz, Andalusia, Spain

Wild donkeys, Netherlands Antilles, Bonaire, Bonaire

Tibetan wild asses

Tibetan wild asses

Tibetan wild asses

Asian wild ass (Equus hemionus) in a semi-arid steppe landscape of the Galba Gobi Desert, Ulgii Hiit, Mongolia