del Hoyo, J.; Elliott, A.; Sargatal, J. 1994. Handbook of the Birds of the World, vol. 2: New World Vultures to Guineafowl. Lynx Edicions, Barcelona, Spain.
Ferguson-Lees, J.; Christie, D.A. 2001. Raptors of the World. Christopher Helm, London.
IUCN. 2016. The IUCN Red List of Threatened Species. Version 2016-3. Available at: https://www.iucnredlist.org. (Accessed: 07 December 2016).
IUCN. 2019. The IUCN Red List of Threatened Species. Version 2019-3. Available at: https://www.iucnredlist.org. (Accessed: 10 December 2019).
IUCN SSC Vulture Specialist Group
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Recommended citation
BirdLife International (2024) Species factsheet: Palm-nut Vulture Gypohierax angolensis. Downloaded from
https://datazone.birdlife.org/species/factsheet/palm-nut-vulture-gypohierax-angolensis on 26/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 26/12/2024.