The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • 1996. database, NODC Taxonomic Code
  • 2011. Zoonomen - Zoological Nomenclature Resource, 2011.02.25
  • 2011. IOC World Bird List, Master List v2.9
  • BirdLife International 2013. Sagittarius serpentarius
  • Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2014. The eBird/Clements checklist of birds of the world: Version 6.9. Downloaded from
  • Ferguson-Lees, J., D. Christie. 2001. Raptors of the World. New York: Houghton Mifflin Company.
  • Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names
  • Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
  • Hosking, E., D. Hosking, J. Flegg. 1988. Birds of Prey of the World. Lexington, Massachusetts: The Stephen Greene Press.
  • Lack, P. (2010). The African Bird Club checklist of African birds: Non-Passerines.
  • Mackworth-Praed, C., C. Grant. 1980. Birds of Eastern and North Eastern Africa, Volume 1. New York: Longman Inc..
  • Orrell T. (custodian) (2015). ITIS Global: The Integrated Taxonomic Information System (version Mar 2015). In: Species 2000 & ITIS Catalogue of Life, 26th August 2015 (Roskov Y., Abucay L., Orrell T., Nicolson D., Kunze T., Flann C., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., eds). Digital resource at Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858.
  • Steyn, P. 1983. Birds of Prey of Southern Africa: Their Identification & Life Histories. Dover, New Hampshire: Tanager Books, Inc..


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