A police officer holds a water bottle which with a yellow-crested cockatoo put inside for illegal trade at the customs office of Tanjung Perak port in Surabaya, East Java province, Indonesia, May 4, 2015 in this picture taken by Antara Foto. (Photo by Risyal Hidayat/Reuters/Antara Foto)

A policeman holds a water bottle with a yellow-crested cockatoo put inside for illegal trade, at the customs office of Tanjung Perak port in Surabaya, East Java province, Indonesia, May 4, 2015 in this picture taken by Antara Foto. (Photo by Risyal Hidayat/Reuters/Antara Foto)

India's crime branch officers hold a seized head of a Royal Bengal tiger outside a hotel in Nagpur, India March 16, 2011. Police said they arrested two men at the airport that were carrying the head and the skin of a tiger. (Photo by Reuters/Stringer)

Smuggled bear paws are seen at the China-Russia border in Manzhouli, Inner Mongolia Autonomous Region, China June 15, 2013. (Photo by Reuters/Stringer)

Terrapins are seen during a news conference in San Salvador, El Salvador October 29, 2014. More than 90 turtles, monkeys and parrots were found in plastic bags inside a dumpster, ready to be smuggled into Salvadorean territory. (Photo by Jose Cabezas/Reuters)

Long-tailed macaque babies are seen inside a basket as police seized a truck smuggling them from Vietnam to China, in Changsha, Hunan province, China January 8, 2015. (Photo by Reuters/Stringer)

Spider monkeys, that had been found on a bus inside a bag with three dead monkeys, rest in a hammock at the Federal Wildlife Conservation Center on the outskirts of Mexico City May 20, 2011. (Photo by Carlos Jasso/Reuters)

Customs officers check wolf skins at the Customs Inspection Center in Beijing Capital International Airport, China August 8, 2013. A trading firm in Beijing was suspected of smuggling 645 pieces of wolf skins from Greece. (Photo by Reuters/Stringer)

A worker holds a green turtle (Chelonia mydas) after unloading it from a truck in Denpasar, Bali, Indonesia May 19, 2010. Police said they foiled an attempt to smuggle 71 green turtles for food. The turtles, caught in the waters off Sulawesi Island, have an average weight of 100 kilograms (220 pounds). (Photo by Murdani Usman/Reuters)

A man (top) in handcuffs crouches next to slaughtered pangolins after they were seized by the authorities, at an underground garage in Guangzhou, Guangdong province, China September 11, 2014. (Photo by Reuters/Stringer)

A coati, which had been rescued from a home along with two others of its kind, sits inside its enclosure at the Federal Wildlife Conservation Center on the outskirts of Mexico City May 20, 2011. (Photo by Carlos Jasso/Reuters)

A customs officer holds the head of a polar bear rug, which was attempted to be smuggled into Germany from Norway, in Berlin, Germany March 22, 2013. (Photo by Thomas Peter/Reuters)

An officer holds a baby saltwater crocodile at BKSDA (Natural Resources Conservation Board) office in Yogyakarta, Indonesia August 10, 2011. The reptile is one of 27 saltwater crocodiles confiscated as they were being smuggled from Central Kalimantan province to Central Java for trade. (Photo by Dwi Oblo/Reuters)

A collection of cat rugs are placed on the shelves at the U.S. Fish and Wildlife Service Wildlife Property Repository in Commerce City, Colorado March 22, 2007. On the shelves are (L-R) a leopard, a clouded leopard, a leopard and two tigers. (Photo by Rick Wilking/Reuters)

A Mexican coyote, that had been rescued with other animals while being trafficked illegally, is seen through the bars of an enclosure at the Federal Wildlife Conservation Center on the outskirts of Mexico City May 20, 2011. (Photo by Carlos Jasso/Reuters)

A newborn baby pangolin climbs the walls of a cage in Bangkok, Thailand April 20, 2011. The Thai custom office showed 175 pangolins they found hidden in a truck heading into Bangkok. (Photo by Damir Sagolj/Reuters)

Freshly harvested black bear claws and some jewelry made from them are recent arrivals at the U.S. Fish and Wildlife Service Wildlife Property Repository in Commerce City, Colorado March 22, 2007. (Photo by Rick Wilking/Reuters)

African grey parrots rescued from an illegal trader by Ugandan officials at the Uganda-Democratic Republic of Congo border crossing are seen at the Uganda Wildlife Education Centre in Entebbe, southwest of the capital Kampala, Uganda January 12, 2011. (Photo by James Akena/Reuters)