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| mountain saw-wing | |
|---|---|
| Name | Mountain saw-wing |
| Status | NT |
| Status system | IUCN3.1 |
| Genus | Psalidoprocne |
| Species | fuliginosa |
| Authority | (Vieillot, 1817) |
mountain saw-wing
The mountain saw-wing is a small passerine in the family Hirundinidae known from montane regions of Africa. It has been treated in avian checklists alongside taxa discussed in International Ornithological Congress, BirdLife International, IUCN Red List, Handbook of the Birds of the World and regional works such as the Atlas of Southern African Birds. The species is notable for its glossy plumage and habitat associations that link it to montane ecosystems cited in conservation planning by organizations like WWF and Conservation International.
Described by Louis Jean Pierre Vieillot in 1817, the mountain saw-wing sits within the genus Psalidoprocne, which is related to other swallows treated in systematic revisions by Charles Lucien Bonaparte, Ernst Mayr, Pereira & Baker and recent molecular studies published in journals such as Molecular Phylogenetics and Evolution and The Auk. Taxonomic treatments in regional faunas, including works from the British Ornithologists' Union, Southern African Bird Atlas Project and national checklists of Kenya, Uganda and Zambia have variously recognized subspecific variation. Phylogeographic analyses reference data repositories like GenBank, museum collections at the Natural History Museum, London and the American Museum of Natural History, and compare the species to congeners discussed in monographs by Frank Gill and Donsker & Rasmussen.
Adults show iridescent black upperparts with a metallic sheen referenced in field guides by Roger Tory Peterson, David Allen Sibley, Ian Sinclair and Peter Ryan. Wing shape and tail structure, often noted in identification keys from Royal Society for the Protection of Birds publications and the Cornell Lab of Ornithology, distinguish it from martins and other swallows treated in works by Guy Mountfort and Kenn Kaufman. Morphometric data appear in studies catalogued by the Zoological Society of London and regional museums such as the KwaZulu-Natal Museum. Juvenile plumages and molt strategies are described in handbooks edited by James del Hoyo.
The species occupies montane forests and upland grassland edges across ranges recorded in national atlases for Ethiopia, Kenya, Tanzania, Democratic Republic of the Congo and Zambia, with elevational limits cited in conservation assessments by BirdLife International and ecological surveys by UNEP-linked projects. Habitat descriptions reference protected areas including Mount Kenya National Park, Ngorongoro Conservation Area, Rwenzori Mountains National Park, Kakamega Forest and Mount Elgon National Park, and are cross-referenced with vegetation maps produced by Food and Agriculture Organization and botanical surveys in journals like Journal of East African Natural History.
Foraging behavior, often observed in mixed-species flocks, is detailed alongside interactions with species covered by Edward O. Wilson and in community ecology studies published in Ecology Letters and Journal of Animal Ecology. Flight patterns and aerial insectivory are compared to genera treated by Alexander Skutch and John James Audubon in historical natural history literature. Seasonal movements and local altitudinal shifts are documented in field reports by the Kenya Wildlife Service, Tanzania National Parks Authority and researchers affiliated with University of Cape Town and Makerere University.
Nesting biology, clutch size and parental care are described in breeding accounts compiled by BirdLife International and regional ornithological societies such as the East Africa Natural History Society. Nest site selection in cliffs, banks or arboreal cavities is compared with nesting strategies summarized in handbooks edited by Janet Kear and Philip A. Stettenheim. Reproductive timing correlated with rainy seasons is noted in phenological studies coordinated by institutions like the African Wildlife Foundation and the International Union for Conservation of Nature.
Assessed as Near Threatened by IUCN Red List criteria, pressures on the mountain saw-wing include habitat loss discussed in reports by United Nations Environment Programme, World Resources Institute and national ministries such as the Ministry of Environment, Kenya. Conservation measures referenced in action plans by BirdLife International, protected area management by Kenya Wildlife Service and community-based programs supported by Conservation International and WWF aim to protect montane ecosystems cited in climate vulnerability assessments by the Intergovernmental Panel on Climate Change.
Local knowledge, eco-tourism interest and birdwatching records feature in guides by Lonely Planet, regional tour operators and organizations like the African Bird Club and BirdLife South Africa. The species figures in outreach and education programs conducted by NGOs such as Nature Kenya, Wildlife Conservation Society and university extension services at University of Nairobi. Scientific attention to the species continues through collaborations among museums, universities and international conservation bodies including the Royal Society and Smithsonian Institution.
Category:Psalidoprocne Category:Birds of Africa