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

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Migratory. Moves overland in broad front; crosses Pakistan and Iran, C Asia, Mongolia, Tibet, N China, NE Bo Hai (Gulf of Chihli), Hong Kong and Taiwan; birds in W breeding range cross Himalaya to India; common on passage in Borneo (spring and autumn); uncommonly recorded in Korea. Arrives in winter quarters late Aug to Oct, and remains till Mar to early May. Many birds winter in S & NE Indian Subcontinent. Probably also some movement over Middle East and across Indian Ocean towards E Africa (Kenya), where species occurs in small numbers at least in some years; recently reported from Benin and Gabon. Migrates in small flocks of 5-10 birds.   (del Hoyo J, Elliott A, Sargatal J (eds), 1996)

• digitised by GROMS, after del Hoyo J A Elliott; J Sargatal (eds) (1996) - 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).