Guía de Aves Humedal Meandro del Say

The black-bellied whistling duck (Dendrocygna autumnalis), formerly also called black-bellied tree duck, is a whistling duck that breeds from the southernmost United States and tropical Central to south-central South America. In the USA, it can be found year-round in parts of southeast Texas, and seasonally in southeast Arizona, and Louisiana's Gulf Coast. It is a rare breeder in such disparate locations as Arkansas, Georgia, Tennessee, and South Carolina, though it is now a less ↑

The blue-winged teal (Spatula discors) is a species of bird in the duck, goose, and swan family Anatidae. One of the smaller members of the dabbling duck group, it occurs in North America, where it breeds from southern Alaska to Nova Scotia, and south to northern Texas. It winters along the Pacific and Atlantic coasts and south into the Caribbean islands and Central America. less ↑

The northern shoveler (/ˈʃʌvələr/; Spatula clypeata), or northern shoveller in British English, sometimes known simply as the shoveler, is a common and widespread duck. It breeds in northern areas of Europe and Asia and across most of North America, wintering in southern Europe, Africa, the Indian subcontinent, Southeast Asia, and Central, and northern South America. It is a rare vagrant to Australia. In North America, it breeds along the southern edge of Hudson Bay an less ↑

The masked duck (Nomonyx dominicus) is a tiny stiff-tailed duck ranging through the tropical Americas. They are found from Mexico to South America and also in the Caribbean. Primarily not migratory, masked ducks are reported as very uncommon vagrants in the southernmost United States, along the Mexican border and in Florida. As of 2000, the conservation status for masked ducks in Texas is 3,800 birds. On April 1, 1962, it was recorded from Lowndes County, Georgia,... less ↑

The ruddy duck (Oxyura jamaicensis) is a duck from North America and one of the stiff-tailed ducks. The genus name is derived from Ancient Greek oxus, "sharp", and oura, "tail", and jamaicensis is "from Jamaica". The Andean duck was considered a subspecies. In fact, some taxonomists, including the American Ornithological Society, still consider it conspecific. Subspecies: jamaicensis - North America including West Indies. andina - central Colombia. ferruginea - less ↑

The striated heron (Butorides striata) also known as mangrove heron, little heron or green-backed heron, is a small heron, about 44 cm tall. Striated herons are mostly non-migratory and noted for some interesting behavioral traits. Their breeding habitat is small wetlands in the Old World tropics from west Africa to Japan and Australia, and in South America. Vagrants have been recorded on oceanic islands, such as Chuuk and Yap in the Federated States of Micrones less ↑

The cattle egret (Bubulcus ibis) is a cosmopolitan species of heron (family Ardeidae) found in the tropics, subtropics and warm temperate zones. It is the only member of the monotypic genus Bubulcus, although some authorities regard two of its subspecies as full species, the western cattle egret and the eastern cattle egret. Despite the similarities in plumage to the egrets of the genus Egretta, it is more closely related to the herons of Ardea. Originall less ↑

The great egret (Ardea alba), also known as the common egret, large egret or (in the Old World) great white egret or great white heron is a large, widely distributed egret, with four subspecies found in Asia, Africa, the Americas, and southern Europe. Distributed across most of the tropical and warmer temperate regions of the world. It builds tree nests in colonies close to water. less ↑

The little blue heron (Egretta caerulea) is a small heron. It breeds in the Gulf states of the US, through Central America and the Caribbean south to Peru and Uruguay. It is a resident breeder in most of its range, but some northern breeders migrate to the southeastern US or beyond in winter. There is post-breeding dispersal to well north of the nesting range, as far as the Canada–US border. less ↑

The black vulture (Coragyps atratus), also known as the American black vulture, is a bird in the New World vulture family whose range extends from the southeastern United States to Central Chile and Uruguay in South America. Although a common and widespread species, it has a somewhat more restricted distribution than its compatriot, the turkey vulture, which breeds well into Canada and south to Tierra del Fuego. It is the only extant member of the genus... less ↑

The broad-winged hawk (Buteo platypterus) is a small hawk of the genus Buteo. During the summer, some subspecies are distributed over eastern North America, as far west as British Columbia and Texas; they then migrate south to winter in the neotropics from Mexico down to southern Brazil. Other subspecies are all-year residents on Caribbean islands. As in most raptors, females are slightly larger than males. Broad-winged hawks' wings are relatively short and broad with a taper less ↑

Swainson's hawk (Buteo swainsoni), is a large Buteo hawk of the Falconiformes, sometimes separated in the Accipitriformes like its relatives. This species was named after William Swainson, a British naturalist. It is colloquially known as the grasshopper hawk or locust hawk, as it is very fond of Acrididae (locusts and grasshoppers) and will voraciously eat these insects whenever they are available. less ↑

The common gallinule (Gallinula galeata) is a bird in the family Rallidae. It was split from the common moorhen by the American Ornithologists' Union in July 2011. It lives around well-vegetated marshes, ponds, canals, and other wetlands in the Americas. The species is not found in the polar regions or many tropical rainforests. Elsewhere, the common gallinule is likely the most commonly seen rail species in much of North America, excepting the American coot in some... less ↑

The American coot (Fulica americana), also known as a mud hen, is a bird of the family Rallidae. Though commonly mistaken to be ducks, American coots belong to a distinct order. Unlike the webbed feet of ducks, coots have broad, lobed scales on their lower legs and toes that fold back with each step in order to facilitate walking on dry land. Coots live near water, typically inhabiting wetlands and open water bodies in North America.... less ↑

The southern lapwing (Vanellus chilensis) is a wader in the order Charadriiformes. It is a common and widespread resident throughout South America, except in densely forested regions (e.g. most of the Amazon), the higher parts of the Andes and the arid coast of a large part of western South America. This bird is particularly common in the basin of the Rio de la Plata. It has also been spreading through Central America in recent years. It... less ↑

The greater yellowlegs (Tringa melanoleuca) is a large North American shorebird. The genus name Tringa is the New Latin name given to the green sandpiper by Aldrovandus in 1599 based on Ancient Greek trungas, a thrush-sized, white-rumped, tail-bobbing wading bird mentioned by Aristotle. The specific melanoleuca is from Ancient Greek melas, "black", and leukos, "white". less ↑

The lesser yellowlegs (Tringa flavipes) is a medium-sized shorebird. The genus name Tringa is the New Latin name given to the green sandpiper by Aldrovandus in 1599 based on Ancient Greek trungas, a thrush-sized, white-rumped, tail-bobbing wading bird mentioned by Aristotle. The specific flavipes is from Latin flavus, "yellow", and pes, "foot". less ↑

The striped owl (Pseudoscops clamator) is a medium-sized owl with large ear tufts and a brownish-white facial disk rimmed with black. Its beak is black, and it has cinnamon-colored eyes. It has shorter, rounder wings than most of its close relatives. The upperparts are cinnamon with fine black vermiculation and heavy stripes. The underparts are pale tawny with dusky streaks. It is native to South America, and parts of Central America. less ↑

The stygian owl (Asio stygius) is a medium-sized dusky colored owl. It has yellow eyes, a black beak, a dark blackish facial disk, and white eyebrows. Its underparts are a dingy buff color with dark brown barring and streaks. The upperparts are reverse, buff barring and streaks on a dark background. This owl occupies a variety of deciduous and evergreen forests, and open areas with patchy forest. It lives from sea level to 3,100 metres (10,200 ft)... less ↑

The common nighthawk (Chordeiles minor) is a medium-sized crepuscular or nocturnal bird within the nightjar family, whose presence and identity are best revealed by its vocalization. Typically dark (grey, black and brown), displaying cryptic colouration and intricate patterns, this bird is difficult to spot with the naked eye during the day. Once aerial, with its buoyant but erratic flight, this bird is most conspicuous. The most remarkable feature of this aerial insectivore is its less ↑

The sparkling violetear (Colibri coruscans) is a species of hummingbird. It is widespread in highlands of northern and western South America, including a large part of the Andes (from Argentina and northwards), the Venezuelan Coastal Range and the Tepuis. It occurs in a wide range of semi-open habitats, even in gardens and parks within major cities such as Quito, and is often the most common species of hummingbird in its range. The sparkling violetear is most... less ↑

The Merlin (Falco columbarius) is a small species of falcon from the Northern Hemisphere, with numerous subspecies throughout North America and Eurasia. A bird of prey once known colloquially as a pigeon hawk in North America, the Merlin breeds in the northern Holarctic; some migrate to subtropical and northern tropical regions in winter. Males typically have wingspans of 53–58 centimetres (21–23 in), with females being slightly larger. They are swift fliers and skilled hunte less ↑

The yellow-crowned amazon or yellow-crowned parrot (Amazona ochrocephala) is a species of parrot native to tropical South America and Panama. The taxonomy is highly complex, and the yellow-headed (A. oratrix) and yellow-naped amazon (A. auropalliata) are sometimes considered subspecies of the yellow-crowned amazon. Except in the taxonomic section, the following deals only with the nominate group (including subspecies xantholaema, nattereri and p less ↑

The cattle tyrant (Machetornis rixosa) is a species of bird in the tyrant-flycatcher family Tyrannidae. It is the only member of the genus Machetornis. The relationships of this species and genus to other genera in the tyrant flycatchers are uncertain. It resembles Tyrannus flycatchers, but this may be the result of convergence. Three subspecies are recognised, the nominate race, M. r. flavigularis and M. r. obscurodorsalis, although the latter two less ↑

The tropical kingbird (Tyrannus melancholicus) is a large tyrant flycatcher. This bird breeds from southern Arizona and the lower Rio Grande Valley of Texas in the United States through Central America, South America as far as south as central Argentina and western Peru, and on Trinidad and Tobago. Birds from the northernmost and southern breeding areas migrate to warmer parts of the range after breeding. less ↑

The yellow-green vireo (Vireo flavoviridis) is a small passerine bird. It breeds from southern Texas (occasionally the Rio Grande Valley) in the United States and the western and eastern mountain ranges of northern Mexico (the Sierra Madre Occidental and Sierra Madre Oriental—also the Cordillera Neovolcanica) south to central Panama. It is migratory, wintering in the northern and eastern Andes and the western Amazon Basin. less ↑

The sand martin (Riparia riparia) or European sand martin, bank swallow in the Americas, and collared sand martin in the Indian Subcontinent, is a migratory passerine bird in the swallow family. It has a wide range in summer, embracing practically the whole of Europe and the Mediterranean countries, part of northern Asia and also North America. It winters in eastern and southern Africa, South America and the Indian Subcontinent. less ↑

The American cliff swallow (Petrochelidon pyrrhonota) is a member of the passerine bird family Hirundinidae consisting of both swallow and martin species. The scientific name is derived from Ancient Greek; Petrochelidon originates from the petros meaning "rock" and khelidon "swallow", pyrrhonota comes from purrhos meaning "flame-coloured" and -notos "-backed". less ↑

The house wren (Troglodytes aedon) is a very small songbird of the wren family, Troglodytidae. It occurs from Canada to southernmost South America, and is thus the most widely distributed bird in the Americas. It occurs in most suburban areas in its range and it is the single most common wren. Its taxonomy is highly complex and some subspecies groups are often considered separate species. less ↑

The great thrush (Turdus fuscater) is a species of bird in the family Turdidae. It is found in Bolivia, Colombia, Ecuador, Peru, and Venezuela. It is considered as the largest thrush in South America. The great thrush's size distinguishes it from the several other uniform slaty-colored thrushes in its range. It inhabits subtropical or tropical moist montane forests and high-altitude shrubland, but can also make use of degraded forest and urban areas. less ↑

The tropical mockingbird (Mimus gilvus) is a resident breeding bird from southern Mexico south to northern Brazil, and in the Lesser Antilles and other Caribbean islands. The birds in Panama and Trinidad may have been introduced. The northern mockingbird (M. polyglottos) is its closest living relative, but the critically endangered Socorro mockingbird (M. graysoni) is also much closer to these two than previously believed . less ↑

The rufous-collared sparrow or Andean sparrow (Zonotrichia capensis) is an American sparrow found in a wide range of habitats, often near humans, from the extreme south-east of Mexico to Tierra del Fuego, and on the island of Hispaniola. It is famous for its diverse vocalizations, which have been intensely studied since the 1970s, particularly by Paul Handford and Stephen C. Lougheed (UWO), Fernando Nottebohm (Rockefeller University) and Pablo Luis Tubaro (UBA). Local names f less ↑

The blackpoll warbler (Setophaga striata) is a New World warbler. Breeding males are mostly black and white. They have a prominent black cap, white cheeks and white wing bars. The blackpoll breeds in forests of northern North America, from Alaska throughout most of Canada, to the mountains of New York and New England. They are a common migrant through much of North America. Come fall, they fly South to the Greater Antilles and the Northeastern coasts... less ↑

The northern waterthrush (Parkesia noveboracensis) is one of the larger New World warblers and one of the Nearctic-Neotropical migratory songbirds. It breeds in the northern part of North America in Canada and the northern United States including Alaska. This bird is migratory, wintering in Central America, the West Indies and Florida, as well as in Venezuela, Colombia, and Ecuador. It is a very rare vagrant to other South American countries and to western Europe. less ↑

The Venezuelan troupial (Icterus icterus) is the national bird of Venezuela and one of about 25 or so species of New World orioles. It is found in Colombia, Venezuela, and the Caribbean islands of Aruba, Curaçao, Bonaire, and Puerto Rico. Previously forming a superspecies simply named Turpial, it was recently split together with the orange-backed troupial and Campo troupial. less ↑

The yellow-hooded blackbird (Chrysomus icterocephalus) is a species of bird in the family Icteridae. It is found in grassy and brush areas near water in northern South America, and is generally fairly common. It is sexually dimorphic, and the genders resemble the respective genders of the larger yellow-headed blackbird of North America, though the male yellow-hooded blackbird lacks white in the wings. less ↑

The shiny cowbird (Molothrus bonariensis) is a passerine bird in the New World family Icteridae. It breeds in most of South America apart from the most dense jungles, mountains and deserts (although spreading into these habitats as they are modified by humans), the coldest southernmost regions (e.g. Tierra del Fuego), and on Trinidad and Tobago. It has relatively recently colonised Chile and many Caribbean islands, and has reached the United States, where it is probably breeding... less ↑

The western barn owl (Tyto alba) is usually considered a subspecies group and together with the American barn owl group, the eastern barn owl group, and sometimes the Andaman masked owl make up the barn owl. The cosmopolitan barn owl is recognized by most taxonomic authorities. A few (including the International Ornithologists' Union) separate them into distinct species, as is done here. The western barn owl is native to Eurasia and Africa. less ↑

The scarlet tanager (Piranga olivacea) is a medium-sized American songbird. Until recently placed in the tanager family (Thraupidae), it and other members of its genus are now classified as belonging to the cardinal family (Cardinalidae). The species' plumage and vocalizations are similar to other members of the cardinal family, although the Piranga species lacks the thick conical bill (well suited to seed and insect eating) that many cardinals possess. less ↑

The short-eared owl (Asio flammeus) is a species of typical owl (family Strigidae). Owls belonging to genus Asio are known as the eared owls, as they have tufts of feathers resembling mammalian ears. These "ear" tufts may or may not be visible. Asio flammeus will display its tufts when in a defensive pose, although its very short tufts are usually not visible. The short-eared owl is found in open country and grasslands. The scientific name is... less ↑

The scarlet flycatcher or austral vermilion flycatcher (Pyrocephalus rubinus) is a species of flycatcher, closely related to the vermilion flycatcher. It is found in southeastern Bolivia and Brazil, Paraguay to Argentina and Uruguay. It is recognized as a species by some taxonomic authorities, including the International Ornithologists' Union. Others still consider it to be a subspecies of the vermilion flycatcher. less ↑

The barn swallow (Hirundo rustica) is the most widespread species of swallow in the world. It is a distinctive passerine bird with blue upperparts, a long, deeply forked tail and curved, pointed wings. It is found in Europe, Asia, Africa and the Americas. In Anglophone Europe it is just called the swallow; in Northern Europe it is the only common species called a "swallow" rather than a "martin". less ↑

The American kestrel (Falco sparverius) is the smallest and most common falcon in North America. It has about a two to one range in size over subspecies and sex, varying in size from about the weight of a blue jay to a mourning dove. It also ranges to South America, and is a well established species that has evolved seventeen subspecies adapted to different environments and habitats throughout the Americas. It exhibits sexual dimorphism in size... less ↑

The black phoebe (Sayornis nigricans) is a passerine bird in the tyrant-flycatcher family. It breeds from southwest Oregon and California south through Central and South America. It occurs year-round throughout most of its range and migrates less than the other birds in its genus, though its northern populations are partially migratory. Six subspecies are commonly recognized, although two are occasionally combined as a separate species, the white-winged phoebe. less ↑

The pectoral sandpiper (Calidris melanotos) is a small, migratory wader that breeds in North America and Asia, wintering in South America and Oceania. It eats small invertebrates. Its nest, a hole scraped in the ground and with a thick lining, is deep enough to protect its four eggs from the cool breezes of its breeding grounds. The pectoral sandpiper is 21 cm (8.3 in) long, with a wingspan of 46 cm (18 in). less ↑

The sulphur-bellied flycatcher (Myiodynastes luteiventris) is a large tyrant flycatcher. This bird breeds from southeasternmost Arizona of the United States (the Madrean sky islands region of Arizona, southwestern New Mexico, and northern Sonora, Mexico) to Costa Rica. They are short distance migrants, spending winters in the eastern Andean foothills of Colombia, Ecuador, Peru, Bolivia, and Brazil, and are passage migrants over the southern portions of Central America. less ↑

The veery (Catharus fuscescens) is a small North American thrush species, a member of a group of closely related and similar species in the genus Catharus, also including the gray-cheeked thrush (C. minimus), Bicknell's thrush (C. bicknelli), Swainson's thrush (C. ustulatus), and Hermit thrush (C. guttatus). Alternate names for this species include Wilson's thrush (named so after Alexander Wilson) and tawny thrush. Up to six subspecie less ↑

El aura sabanera (Cathartes burrovianus) es una especie de ave carroñera de la familia Cathartidae. También recibe los nombres comunes de jote cabeza amarilla (Argentina), urubú cabeza amarilla (Brasil), guala sabanera (Colombia), zopilote cabecigualdo (Costa Rica y Nicaragua), zopilote sabanero (México), y cuervo cabeza amarilla (Paraguay y Uruguay). Fue considerada conespecífica con el aura selvática (Cathartes melambrotus) h less ↑