(see also: obat burung)
Chinese terns ( Sterna bernsteini ) is one type of sea bird migration . Bird measures 40 cm which breed in China is wandering the corridors land use as the route travels east . Territory wanderings ever recorded up to the waters around Manila , Sarawak , and Halmahera .
Activities forked tail bird migration into this every year begins around October to April . This is because , his native place in September to November is winter so they wander and returned again in March and April when spring arrives . The main thing that distinguishes between terns Chinese in Indonesia with breeding in China are from the forehead appear whiter . (see also: vitamin burung)
Of the approximately 14 species of terns Laridae tribe which is located in Indonesia , China terns are the only type endangered . International Union for the Conservation of Nature ( IUCN ) status define " critical " ( Critically Endangered / CR ) . Globally , the population of China terns about 50 adult individuals . Its population is likely to decline due to the reduction in its natural habitat is the coastal wetlands in the region , as well as making eggs for consumption tersaru with other types of shore birds eggs .