Four two-month-old leopard cubs look from inside a cage after Thai police arrested a citizen of the United Arab Emirates at Suvarnabhumi airport in Bangkok May 13, 2011. [Photo/Agencies]

A three-month old white-cheeked gibbon looks from inside a cage after Thai police arrested a citizen of the United Arab Emirates at Suvarnabhumi airport in Bangkok May 13, 2011. Thai police arrested a UAE citizen just after midnight today as he was preparing to fly first class from Bangkok to Dubai with various rare and endangered animals in his suitcases, which included four leopards, one Malayan sun bear, one white-cheeked gibbon, one black-tufted marmoset, an Asiatic black bear and two macaque monkeys. [Photo/Agencies]