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| Nasua narica | |
|---|---|
| Name | White-nosed coati |
| Status | LC |
| Status system | IUCN3.1 |
| Genus | Nasua |
| Species | narica |
| Authority | (Linnaeus, 1766) |
| Range map caption | Native range of the species |
Nasua narica
Nasua narica is a medium-sized procyonid mammal native to the Neotropics, widely recognized for its elongated snout, prehensile tail, and conspicuous white facial markings. It occupies a range from the southwestern United States through Central America to northern South America and is frequently observed in a variety of forested and edge habitats. The species has been the subject of research by zoologists, conservationists, and field biologists from institutions such as the Smithsonian Institution, National Geographic Society, and local universities across Mexico, Costa Rica, and Colombia.
Nasua narica was described by Carl Linnaeus in the 18th century and placed within the family Procyonidae alongside genera studied by taxonomists at the American Museum of Natural History and the Natural History Museum, London. Historical classifications referenced works by Georges Cuvier and John Edward Gray, and revisions have been informed by molecular phylogenetics from researchers at institutions like the University of California, Berkeley, and the University of Oxford. Subspecific treatments have been proposed in regional monographs from the Universidad Nacional Autónoma de México and the University of Costa Rica, while comparative analyses have drawn on specimens catalogued at the Field Museum of Natural History and the Royal Ontario Museum. Nomenclatural stability is guided by the International Commission on Zoological Nomenclature and reflected in checklists from the International Union for Conservation of Nature.
Adults typically measure 85–110 cm in total length including the tail, with body mass varying regionally as reported in surveys conducted by researchers affiliated with the Universidad de Panamá and the University of Texas at Austin. Distinctive features include an elongated rostrum, mobile digits, and a ringed tail often held erect; facial markings include a white muzzle and periorbital patches noted in field guides produced by the Audubon Society and the Cornell Lab of Ornithology. Pelage coloration ranges from reddish-brown to dark brown depending on locality documented in faunal accounts from Belize, Honduras, and Nicaragua. Comparative morphology studies referencing specimens from the Smithsonian National Museum of Natural History and the Museo de La Plata have helped distinguish Nasua narica from congeners and sympatric species catalogued by the British Museum.
The species' range extends from the states of Arizona and Texas in the United States through Mexican states such as Sonora and Chiapas, across Belize, Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, and Panama, and into Colombia and Venezuela. Habitat associations include lowland tropical wet forests, dry deciduous forests, montane cloud forests, and anthropogenic landscapes near research sites run by the Organization for Tropical Studies and local conservation NGOs. Elevational limits documented in field surveys by the University of Arizona and the University of Costa Rica vary by region, with populations occurring from sea level to montane zones in the Sierra Madre and Cordillera ranges.
Nasua narica exhibits diurnal activity patterns and pronounced sociality: adult females and juveniles form bands of up to 20–30 individuals as reported in ethological studies by researchers from the University of Florida and Universidad de San Carlos. Males are more solitary outside the breeding season, a behavior observed in long-term studies by the Tropical Science Center and Costa Rican national parks such as Tortuguero and Manuel Antonio. Communication includes olfactory marking using anal scent glands described in laboratory analyses from Vanderbilt University and auditory signals recorded by field teams associated with the Smithsonian Tropical Research Institute. Predation pressures from apex and mesopredators such as jaguarundi, ocelot, bobcat, and large raptors have been documented by wildlife biologists from Panthera, World Wildlife Fund, and local ministries of environment.
Omnivorous and opportunistic, Nasua narica forages on fruits, invertebrates, small vertebrates, and eggs; seasonal fruiting patterns documented by botanists at the Missouri Botanical Garden influence dietary composition. Foraging techniques include manual manipulation, digging with forepaws, and overturning leaf litter—behaviors described in studies by ecologists at the University of Tennessee and the University of Costa Rica. Interactions with plant species catalogued by Kew Gardens and pollination/seed dispersal roles have been explored by conservationists from the Rainforest Alliance and the International Union for Conservation of Nature.
Breeding seasons vary geographically with peaks reported during the dry-to-wet transition in Central America in studies by the Organization for Tropical Studies and local universities. Gestation lasts approximately 10–11 weeks based on captive records from zoological parks such as the San Diego Zoo and the Zoological Society of London. Litter sizes typically range from two to seven young; juvenile development, maternal care, and dispersal patterns have been documented in field research by the University of Costa Rica and the Universidad Nacional Autónoma de Honduras. Longevity records from captive individuals held at institutions like the Bronx Zoo and the Los Angeles Zoo contribute to life history estimates.
The species is listed as Least Concern on the IUCN Red List, but local declines have been reported in areas affected by habitat loss from agricultural expansion, logging, and human settlement documented by conservation organizations including Conservation International, The Nature Conservancy, and local governmental agencies. Road mortality and persecution as perceived pests near plantations managed by companies and cooperatives have been reported in studies by the Wildlife Conservation Society and regional NGOs. Protected areas administered by national park systems in Costa Rica, Mexico, and the United States, alongside community-based conservation initiatives supported by BirdLife International and the Inter-American Development Bank, contribute to population persistence, while continued monitoring by research centers and museum collections remains important for adaptive management.
Category:Procyonidae Category:Mammals of North America Category:Mammals of Central America Category:Mammals of South America