white-tailed kite

white-tailed kite
Name	White-tailed kite
Genus	Elanus
Species	leucurus
Authority	(Vieillot, 1818)

white-tailed kite

The white-tailed kite is a small to medium-sized raptor of the genus Elanus found across parts of the Americas and introduced regions. It is noted for its striking plumage, hovering hunting behavior, and role as a predator of small mammals in open habitats. Observers from ornithological institutions and conservation groups often study this species alongside other raptors in field research and monitoring programs.

Description

The species shows a predominantly pale plumage with contrasting black shoulder patches and a markedly white tail, producing a distinctive silhouette used in field identification by birdwatchers and researchers from organizations such as the Audubon Society, Cornell Lab of Ornithology, National Geographic Society, Royal Society for the Protection of Birds and museum curators at the Smithsonian Institution. Adults typically measure about 35–43 cm in length and display a wingspan between 88–102 cm, traits compared by taxonomists at institutions like the American Museum of Natural History and the Natural History Museum, London. Plumage features are described in field guides published by authors linked to the Macmillan Publishers and the Princeton University Press, with photographs circulated through media outlets including BBC News, The New York Times, The Guardian (London), National Public Radio and Reuters.

Taxonomy and Systematics

Described by the French ornithologist Louis Jean Pierre Vieillot in 1818, the species sits within the family Accipitridae according to classifications maintained by the International Ornithological Committee, the American Ornithological Society, and taxonomic databases curated at the Natural History Museum, Paris and the Field Museum of Natural History. Molecular studies published in journals overseen by publishers such as Springer Nature, Elsevier, and Wiley-Blackwell have examined relationships among Elanus species and related Accipitridae lineages, often citing historical collections assembled during expeditions sponsored by institutions like the Royal Geographical Society and the California Academy of Sciences. Taxonomic revisions referenced in global checklists from the BirdLife International partnership influence conservation policy and legal protections enacted by agencies such as the United States Fish and Wildlife Service and state wildlife agencies.

Distribution and Habitat

The species occupies grasslands, savannas, marsh edges, and agricultural mosaics across regions monitored by regional bodies including the California Department of Fish and Wildlife, the Mexican Secretariat of Environment and Natural Resources, and South American ministries such as Brazil’s Ministry of the Environment (Brazil). Its range overlays ecoregions documented by researchers at the World Wildlife Fund and mapped in atlases produced by the United Nations Environment Programme and the International Union for Conservation of Nature. Field surveys conducted by groups like the Cornell Lab of Ornithology’s eBird program, the British Trust for Ornithology, and national bird societies in Argentina and Chile provide distributional data used by academics at universities such as University of California, Berkeley, University of Oxford, Harvard University, University of São Paulo and University of Buenos Aires.

Behavior and Ecology

Kite behavior, including hovering, territorial displays, and perch hunting, has been the subject of behavioral ecology studies published in journals edited by scholars affiliated with Princeton University, Yale University, University of Cambridge, Stanford University and research institutes like the Max Planck Society. Seasonal movements and population dynamics are tracked in long-term monitoring coordinated with conservation groups such as BirdLife International, the National Audubon Society, and government programs like the U.S. Geological Survey. Interactions with other raptors recorded by field teams reference species documented in regional faunal surveys compiled by the Smithsonian Institution and the Field Museum.

Diet and Hunting

The diet consists mainly of small mammals, particularly rodents, as reported in mammalogy studies from institutions like the American Society of Mammalogists and agricultural impact assessments by the Food and Agriculture Organization and national agricultural agencies. Hunting technique — hovering over open ground before stooping — is contrasted with tactics of other raptors discussed in comparative analyses hosted by the Royal Society and published in periodicals distributed by Cambridge University Press and Elsevier. Energetic and ecological roles of the species in controlling rodent populations are cited in applied ecology reports commissioned by organizations including the United Nations Food and Agriculture Organization and regional conservation NGOs.

Reproduction and Life Cycle

Nesting behavior, clutch size, and parental care have been documented by field biologists working with university research programs at University of California, Davis, University of New Mexico, University of Texas at Austin, and monitored by citizen science initiatives managed by Cornell Lab of Ornithology and local chapters of the Audubon Society. Breeding phenology and juvenile dispersal are topics in ornithological coursework at institutions such as University of Cambridge and University of Oxford and are referenced in conservation planning by agencies like the California Department of Fish and Wildlife and provincial authorities in Latin America.

Conservation and Threats

Conservation status assessments from organizations like the International Union for Conservation of Nature, BirdLife International, and national agencies influence management actions by the United States Fish and Wildlife Service, state departments, and NGOs including the National Audubon Society and regional partners. Threats include habitat loss from agricultural expansion and urbanization documented in reports by the World Bank, the United Nations Environment Programme, and national ministries of environment. Conservation measures incorporate protected area designations promoted by the Convention on Biological Diversity and restoration projects funded by foundations such as the Packard Foundation and the Gordon and Betty Moore Foundation.

Category:Elanus