Black Kite
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| Black Kite | |
|---|---|
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| Name | Black Kite |
| Status | LC |
| Status system | IUCN3.1 |
| Genus | Milvus |
| Species | migrans |
| Authority | (Boddaert, 1783) |
Black Kite
The Black Kite is a medium-sized raptor found across parts of Europe, Asia, Africa and Australia. It is noted for its migratory populations, adaptable feeding behavior, and cultural significance in regions such as India, Spain, and Japan. Ornithologists, conservationists, and aviculturalists study its population dynamics, interactions with urban environments, and role in scavenger guilds.
Taxonomy and Nomenclature
The species was described in the 18th century with authority attributed to Pieter Boddaert; subsequent taxonomic work involved naturalists such as Carl Linnaeus, Georges Cuvier, and John Gould. Modern classifications place it in the genus Milvus alongside the Red Kite and other raptors; molecular studies reference laboratories like the Smithsonian Institution and institutions such as the British Ornithologists' Union and the American Museum of Natural History. Subspecific treatments include populations historically compared by researchers at the Natural History Museum, London and universities including Oxford University, Cambridge University, Harvard University, and University of California, Berkeley. International agreements affecting the species include listings by the IUCN and protections under regional frameworks such as the European Union directives and national laws in countries like India and Australia.
Description and Identification
Adults exhibit a dark brown to blackish plumage with lighter streaking; field guides produced by the Royal Society for the Protection of Birds and the National Audubon Society describe distinctive forked or square tails and angled wingbeats. Comparisons in identification keys involve species like the Red Kite, Bald Eagle, Egyptian Vulture, and juvenile plumages that can be confused with birds recorded by observers from the Royal Ontario Museum and the Linnean Society of London. Morphological measurements are cited in monographs from the Zoological Society of London and documented in checklists used by organizations such as BirdLife International and the World Wildlife Fund.
Distribution and Habitat
Breeding and non-breeding ranges span continents, with migratory corridors noted through regions including the Sahel, Mediterranean Sea, Himalayas, and the East Asian Flyway. Regional studies have been conducted by institutions like the Max Planck Society, Chinese Academy of Sciences, Council for Scientific and Industrial Research (India), and the Commonwealth Scientific and Industrial Research Organisation in Australia. Habitats include wetlands monitored by the Ramsar Convention, urban centers such as Mumbai, Madrid, and Tokyo, and rural mosaics near protected areas like Kruger National Park, Masai Mara, and Kaziranga National Park.
Behavior and Ecology
The species exhibits aerial soaring, social roosting, and kleptoparasitic interactions that have been documented in field studies by the Cornell Lab of Ornithology, Royal Society, and regional bird societies such as the Egyptian Ornithological Society. Seasonal movements link breeding grounds that include Siberia and Scandinavia with wintering areas in Sub-Saharan Africa and South Asia; migration research has involved tagging programs run by BirdLife International, the Migratory Bird Center (Smithsonian) and universities including University of Cambridge and University of Cape Town. Interactions with other species have been observed alongside predators such as Peregrine Falcon in urban ecology studies by municipal authorities in cities like London.
Diet and Hunting Techniques
Feeding ecology includes scavenging on carrion at landfills managed by municipal councils in cities such as Delhi and Barcelona, predation on small vertebrates in ecosystems studied at the Sundarbans and the Great Victoria Desert, and opportunistic foraging detailed in publications by the Royal Botanic Gardens, Kew and the Zoological Society of London. Hunting techniques encompass low-level soaring, quartering flights, aerial snatching and kleptoparasitism similar to behaviors reviewed in comparative works by the American Ornithological Society and field manuals used by the British Trust for Ornithology.
Reproduction and Lifespan
Nesting occurs in trees, on cliffs, and on anthropogenic structures surveyed in reports by the United Nations Environment Programme, with clutch sizes and parental care patterns recorded in long-term studies by the Max Planck Institute for Ornithology and academic theses from University of Delhi and University of Cape Town. Lifespan data derive from ringing schemes operated by the British Trust for Ornithology, the European Union for Bird Ringing, and national banding programs in Russia and Australia.
Conservation Status and Threats
The species is listed as Least Concern by the IUCN but faces localized threats such as poisoning noted in reports by TRAFFIC and the Convention on Migratory Species, collision mortality documented by transport authorities in Spain and South Africa, and habitat change studied by the Intergovernmental Panel on Climate Change and regional conservation NGOs like Conservation International and the Wildlife Conservation Society. Conservation measures involve protected area management under frameworks such as the Ramsar Convention and community engagement programs run by organizations including BirdLife International and the Royal Society for the Protection of Birds.
Category:Milvus Category:Birds described in 1783