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

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Many sedentary, especially in urbanized districts, others locally nomadic. Populations furthest N and S generally move towards equator after breeding. In dry season in W Africa, some movement S into wetter savanna, probably of non-breeders. Vagrant to Israel; also in Spain (1990), though could have escaped from collection.   (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).