Sika deer and established woodlands, and public and private forestry bodies adopt policies of rigorous year-round culling. The main predators of sika deer include tigers, wolves, leopards, and brown bears. Lynx and golden eagles target fawns. Velvet antler (dried immature antlers) is a popular ingredient in traditional Chinese medicine, and sika in China were domesticated long ago for the antler trade, along with several other species. In Taiwan, both Formosan sika deer and Formosan sambar deer ("Cervus unicolor swinhoei") have been farmed for velvet antlers. Japan is the only country in eastern Asia where sika deer were not farmed for velvet antlers.
Sika people as a voluntary recruits from the UK according to Sikka Dili over in Portuguese Timor. In that year, the Portuguese government had José Joaquim Lopes de Lima to sign a treaty with the Netherlands concluded that the west of Timor, Flores island and other areas of the Lesser Sunda Islands are ceded to them. This agreement was later confirmed by the Treaty of Lisbon in 1859. The Sika people are formed in addition to the Bidau and Moradores as one of the three people groups that make up the Portuguese Armed Forces in the colony. All three ethnic groups lived