Thai wildlife activists hold banners during a protest outside the Australian embassy in Bangkok July 3, 2006. A Thai non-governmental organization and wildlife activists gathered to urge the Australian authorities not to ship eight Thai elephants to a zoo in Australia until DNA tests prove that the elephants were not caught from the wild. REUTERS/Chaiwat Subprasom (THAILAND)

Australian zoo officials Manu Ludden, left, and Laurie Pond play with elephants, two of the eight to be transferred to the zoos in Australia, at their quarters of a quarantine station in Saiyok district of Kanchanaburi province, western Thailand, Monday, July 3, 2006. Seven activist groups renewed calls that eight Thai elephants scheduled to be transferred to Australian zoos undergo DNA-testing to prove they do not have wild-origins, according to a letter sent to the Australian Embassy. But Australian zoo officials countered that there was no need for testing. (AP Photo/Apichart Weerawong)

An elephant stays at a quarantine site in Kanchanaburi province, 150 km (95 miles) west of Bangkok July 3,2006. The eight Asian elephants were originally scheduled to reach two Australian zoos as part of a breeding programme, but their last planned departure in June was aborted after animal rights activist formed a human blockade preventing trucks carrying the animals from leaving. REUTERS/Sukree Sukplang (THAILAND)