A zoo worker places crocodile eggs inside a hatchery at Sriracha Tiger Zoo. Sri Ayuthaya is registered with the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), allowing it to legally export products made from the critically endangered Siamese freshwater crocodile, including to top buyer China. Crocodiles are seen at a Crocodile Farm in Ayutthaya province, Thailand. Crocodiles eat chicken heads at Sriracha Tiger Zoo in Chonburi province, Thailand. Crocodile meat is sold for as much as 300 baht per kg (2.2 lb). The bile and blood of the reptile, made into pills because they are believed to have health benefits, are worth 40,000 baht and 500 baht per kg, respectively. Workers spray coating colour on dyed crocodile skins at a crocodile leather tannery. Dyed crocodile skins hang at a crocodile leather tannery. Workers process crocodile meat at a slaughterhouse on the outskirts of Bangkok. Workers feed crocodiles at Sri Ayuthaya crocodile farm in Ayutthaya province, Thailand. The industry has been facing a setback as exports of Thai crocodile leather products fell more than 60 percent in 2016 to 13 million baht ($382,578) from 34 million baht ($1.00 million) in 2015, commerce ministry figures show. A worker polishes a wallet made from crocodile skin at Sri Ayuthaya Crocodile farm. A zoo performer reacts as he puts his head between the jaws of a crocodile during a performance for tourists at Sriracha Tiger Zoo. A crocodile eats a chicken head at Sriracha Tiger Zoo . Dyed crocodile skin is seen at a tannery in Samut Prakan province, Thailand. A Chinese tourist tries on a jacket made from crocodile skin at Sriracha Crocodile Farm in Chonburi province, Thailand.