Species fact sheet by Global Register of Migratory Species - www.groms.de

Use the GROMS database for dynamic search for migratory species, new links and references.

Asian population essentially migratory, wintering at lower latitudes in eastern China. However, Japanese and British feral birds mostly sedentary. Wild birds have occurred in NE India, Burma and Hong Kong and escapes throughout Europe   (del Hoyo J, Elliott A, Sargatal J (eds), 1992)

• digitised by GROMS, after del Hoyo J A Elliott; J Sargatal (eds) (1992) - www.hbw.com,
• Copyright: GROMS/BfN - www.groms.de
  
  (A digitised version of this map is published in GIS shape format on the GROMS CD).