Chough  (Pyrrhocorax pyrrhocorax)

Authentication

Information authenticated by the RSPB:
http://www.rspb.org.uk/

References

  1. National Biodiversity Network Species Dictionary (July 2002):
    http://www.nhm.ac.uk/nbn
  2. Mullarney, K., Svensson, L., Zetterstrom, D., & Grant, P.J. (1999) Collins Bird Guide. HarperCollins Publishers Ltd, London.
  3. Environment Agency (1998) Species and habitats Handbook. The Environment Agency, Bristol.
  4. Greenoak, F. (1979) All the birds of the air; the names, lore and literature of British birds. Book Club Associates, London.
  5. Walters, M. (1994) Eyewitness handbooks: Birds eggs. Dorling Kindersley, London.
  6. RSPB Chough research (July 2002):
    http://www.rspb.org.uk/wildlife/default.asp
  7. RSPB (July 2002):
    http://www.rspb.org.uk
  8. Bruce Wilmore, S. (1977) Crows, jays, ravens and their relatives. David and Charles (Publishers) Ltd, London.
  9. Lack, P. (1986) The Atlas of Wintering Birds in Britain and Ireland. T. & A. D. Poyser Ltd, Calton.
  10. NFU Countryside (July 2002):
    http://www.nfucountryside.org.uk/news/showarchivenews.asp?newsid=425
  11. RSPB (2003) The population status of birds in the UK
    http://www.rspb.org.uk/Images/5_20625.pdf