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| White-backed vulture | |
|---|---|
| Name | White-backed vulture |
| Status | Critically Endangered |
| Status system | IUCN3.1 |
| Genus | Gyps |
| Species | africanus |
| Authority | (Salvadori, 1865) |
White-backed vulture The white-backed vulture is a large Old World vulture species found primarily in sub-Saharan Africa. It is a scavenger closely associated with savanna and woodland ecosystems and has experienced severe population declines due to multiple anthropogenic threats. Conservation concern for the species has attracted attention from governments and international organizations across Africa and beyond.
The species belongs to the genus Gyps within the family Accipitridae, a clade that has been the subject of taxonomic revision involving researchers at institutions such as the Natural History Museum, the Smithsonian Institution, the Royal Society, and universities including Oxford, Cambridge, Harvard, and Yale. Historical nomenclatural work by explorers and naturalists during the 19th century connects the species' description to figures associated with the British Museum, the Linnean Society, the Zoological Society of London, and colonial-era expeditions in regions governed by administrations like the Cape Colony and the British East Africa Protectorate. Modern phylogenetic analyses have involved laboratories supported by the National Science Foundation, the European Molecular Biology Laboratory, the Max Planck Society, and conservation bodies including BirdLife International and the International Union for Conservation of Nature.
Adults are characterized by a pale rump and a broad, whitish lower back contrasting with darker wing feathers, features noted by field guides produced by the Royal Geographical Society, the Audubon Society, the Cornell Lab of Ornithology, and the British Trust for Ornithology. Morphological descriptions appear in monographs associated with museums such as the American Museum of Natural History, the Field Museum, and the Musée National d'Histoire Naturelle. Plumage, size, and bare-head coloration are compared in regional avifaunal works from organizations like the East African Natural History Society, the South African National Biodiversity Institute, and publications linked to the African Wildlife Foundation. Illustrations and plates historically appeared in volumes tied to the Illustrated London News and the Proceedings of the Zoological Society.
The species' range historically spanned grassland and savanna across countries including South Africa, Botswana, Namibia, Zimbabwe, Zambia, Mozambique, Tanzania, Kenya, Uganda, Ethiopia, Democratic Republic of the Congo, and further into West Africa—areas administered under national parks and reserves such as Kruger National Park, Serengeti National Park, Maasai Mara, Etosha National Park, Hwange National Park, and Mikumi National Park. Studies and surveys have been coordinated with agencies and NGOs including the United Nations Environment Programme, the African Union, the World Wildlife Fund, the Wildlife Conservation Society, and TRAFFIC. Habitat associations have been discussed in reports by the Convention on Migratory Species, the Ramsar Convention, the International Institute for Environment and Development, and regional conservation authorities.
The species exhibits social roosting and communal feeding behaviors documented in ecological studies linked to universities and research centers such as the University of Cape Town, Stellenbosch University, Makerere University, the University of Nairobi, and the University of Dar es Salaam. Observational projects often involve partnerships with organizations like the Peregrine Fund, Conservation International, and the Zoological Society of London. Ecological interactions include competition and kleptoparasitism involving species protected under legislation like the U.S. Endangered Species Act, the African Convention on the Conservation of Nature and Natural Resources, and referenced in international treaties attended by delegations from the United Nations General Assembly and the Convention on Biological Diversity.
Primarily an obligate scavenger, the species forages on carrion from large mammals such as elephant, buffalo, giraffe, and cattle—animals managed in production systems overseen by ministries in agriculture and wildlife authorities in nations including South Africa, Kenya, Tanzania, and Botswana. Its feeding adaptations, including strong beaks and gizzard musculature, are compared in anatomical studies housed at institutions like the Royal Society, the Linnean Society, and anatomy departments at Imperial College London and Johns Hopkins University. Foraging ecology has been discussed in field research funded by foundations such as the MacArthur Foundation, the Pew Charitable Trusts, and the Rockefeller Foundation, and published through academic presses associated with Oxford University Press and Cambridge University Press.
Breeding biology—nesting on cliffs, trees, and in colonies—has been studied in collaboration with park authorities at sites like Kruger, Serengeti, and the Masai Mara, and reported in journals produced by organizations including the British Ornithologists' Club, the African Journal of Ecology, and the Journal of Avian Biology. Life-history parameters such as clutch size, incubation, and fledging rates inform population models used by conservation NGOs, academic research groups at University College London, and government wildlife services to guide management and rehabilitation programs often involving partners like the David Shepherd Wildlife Foundation and the Born Free Foundation.
Major threats include poisoning from veterinary pharmaceuticals such as non-steroidal anti-inflammatory drugs used in livestock, persecution, habitat loss, and collision with infrastructure—issues addressed in policy forums of the World Health Organization, the Food and Agriculture Organization, the African Development Bank, and regional wildlife ministries. Conservation responses have included bans, monitoring, and captive-breeding initiatives coordinated by BirdLife International, the International Union for Conservation of Nature, the Peregrine Fund, local NGOs, national parks administrations, and research collaborations with universities and museums including the Smithsonian Institution and the Natural History Museum, London. International attention has been drawn from media organizations like BBC, National Geographic, The New York Times, The Guardian, and scientific publications in journals such as Science, Nature, Proceedings of the National Academy of Sciences, and Conservation Biology.
Category:Gyps Category:Birds of Africa