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Couch's kingbird (''Tyrannus couchii'') is a
passerine A passerine () is any bird of the order Passeriformes (; from Latin 'sparrow' and '-shaped'), which includes more than half of all bird species. Sometimes known as perching birds, passerines are distinguished from other orders of birds by t ...
tyrant flycatcher The tyrant flycatchers (Tyrannidae) are a family of passerine birds which occur throughout North and South America. They are considered the largest family of birds known to exist in the world, with more than 400 species. They are the most dive ...
of the
kingbird ''Tyrannus'' is a genus of small passerine birds of the tyrant flycatcher family native to the Americas. The majority are named as kingbirds. Description They prefer semi-open or open areas. These birds wait on an exposed perch and then catch i ...
genus. It is found from southern
Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...
along the
Gulf Coast The Gulf Coast of the United States, also known as the Gulf South, is the coastline along the Southern United States where they meet the Gulf of Mexico. The coastal states that have a shoreline on the Gulf of Mexico are Texas, Louisiana, Mississ ...
to the
Yucatán Peninsula The Yucatán Peninsula (, also , ; es, Península de Yucatán ) is a large peninsula in southeastern Mexico and adjacent portions of Belize and Guatemala. The peninsula extends towards the northeast, separating the Gulf of Mexico to the north ...
in
Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
,
Belize Belize (; bzj, Bileez) is a Caribbean and Central American country on the northeastern coast of Central America. It is bordered by Mexico to the north, the Caribbean Sea to the east, and Guatemala to the west and south. It also shares a wate ...
and northern
Guatemala Guatemala ( ; ), officially the Republic of Guatemala ( es, República de Guatemala, links=no), is a country in Central America. It is bordered to the north and west by Mexico; to the northeast by Belize and the Caribbean; to the east by H ...
. It is also found in the lower stretches of the
Rio Grande Valley The Lower Rio Grande Valley ( es, Valle del Río Grande), commonly known as the Rio Grande Valley or locally as the Valley or RGV, is a region spanning the border of Texas and Mexico located in a floodplain of the Rio Grande near its mouth. The ...
.A vagrant caused bird-watchers' excitement in New York City in December 2014
York post'' "Couch's kingbird spotted for first time in New York", 29 December 2014
accessed 29 December 2014).
The species is named after soldier and naturalist Darius N. Couch.


Description

Couch's kingbird is about 7 inches long. It has a large head and bill. It has a dark, forked tail. The head is pale gray with contrasting darker cheeks. The upperparts are grayish-olive. It has a pale throat and a darker breast. The lower breast is bright yellow. Juveniles have browner underparts than the adult and pale edges to their wings.


Similar species

Couch's kingbird can easily be confused with the related
tropical kingbird 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 centra ...
(''T. melancholicus''), which is extremely similar. In fact, Couch's kingbird was considered conspecific with the tropical kingbird until 1979. The easiest way to distinguish between the two species is to listen for their call: Couch's kingbird has a raspier, more complex call that is more varied in pitch. In addition, Couch's kingbird lives in a more wooded environment than the tropical kingbird, which lives in a more open environment.
Cassin's kingbird Cassin's kingbird (''Tyrannus vociferans'') is a large tyrant flycatcher native to western North America. The name of this bird commemorates the American ornithologist John Cassin. Taxonomy Cassin's kingbird was formally described in 1826 by En ...
(''T. vociferans'') can also be mistaken for Couch's kingbird. Cassin’s kingbird has a darker head color and white tips on its outer tail feathers. Couch's kingbird can be distinguished from the
western kingbird The western kingbird (''Tyrannus verticalis'') is a large tyrant flycatcher found throughout western environments of North America, as far south as Mexico. Description Adults are a combination of both gray and yellow plumage, along with crimson f ...
(''Tyrannus verticalis'') by their white outer tail feathers (like Cassin’s kingbird) and their chest color. Western kingbirds have a grey area on the chest that extends downward from the head, which Couch's kingbirds do not have.


Distribution and habitat

Couch’s kingbird is native to southern Texas, eastern Mexico, Belize, and northeastern Guatemala, living in lightly wooded areas, such as sparse forests, suburban areas, thorn forests, and edges of wooded streams. Couch’s kingbird likes to live near water, especially rivers, and can often be found near roadsides and forest edges. A
vagrant Vagrancy is the condition of homelessness without regular employment or income. Vagrants (also known as bums, vagabonds, rogues, tramps or drifters) usually live in poverty and support themselves by begging, scavenging, petty theft, temporar ...
individual was sighted in
New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...
in December 2014 and caught the attention of many birdwatchers.


Behavior


Diet and feeding

Couch’s kingbird is mostly an insectivore; however, it can also be a
frugivore A frugivore is an animal that thrives mostly on raw fruits or succulent fruit-like produce of plants such as roots, shoots, nuts and seeds. Approximately 20% of mammalian herbivores eat fruit. Frugivores are highly dependent on the abundance an ...
, eating small berries and seeds. They typically eat larger insects such as, but not limited to, beetles, grasshoppers, wasps, and large flies. Besides this, their diet is mostly unknown due to the lesser volume of birders noting this bird’s behaviors. Like most kingbirds, the feeding behavior of Couch’s kingbird entails mostly perching and watching its environment for insect movement. It catches its prey mid-air, hovering above, or by quickly swooping down. Eventually, Couch’s kingbird re-perches on a branch to eat the insects.


Reproduction

The nesting behavior is not precisely known; however, it is believed to be similar to the tropical kingbird. Couch’s kingbird likes to nest in lightly wooded areas, and they frequently nest in sugar hackberry, cedar elm, Texas ebony, and Mexican ash trees. It is believed that the flat, cup-like nest is most likely built by the female. It usually consists of twigs, leaves, weeds, moss, and bark and is lined with soft, finer materials such as rootlets, plant down, and Spanish moss. It lays horizontally on higher altitude branches ranging 8-25 feet above the ground, aggressively guarded by adults chasing away larger birds from the nest site. The incubation period is not known but is estimated to be by the female for a little over two weeks. The female can lay up to five eggs, but there are normally three to four eggs per nest. The eggs look to be a pinkish-warm buff color splotched with darker browns and lavender. It is believed both parents feed the young, but not much is known. The young’s age at first flight is around 2-3 weeks old.


Threats

The conservation status of Couch’s kingbird is of the least concern since the population seems to be increasing. In Texas, the population is stable, however, its population in Mexico fluctuates due to urbanization and total deforestation.


References


External links


USGSCouch's kingbird videos
on the Internet Bird Collection

VIREO ttp://vireo.acnatsci.org/species_image.php?species=Tyrannus+couchii Photo-High Res {{Taxonbar, from=Q1260307
Couch's kingbird Couch's kingbird (''Tyrannus couchii'') is a passerine tyrant flycatcher of the kingbird genus. It is found from southern Texas along the Gulf Coast to the Yucatán Peninsula in Mexico, Belize and northern Guatemala. It is also found in the lower ...
Birds of the Rio Grande valleys Birds of Mexico Birds of the Yucatán Peninsula Birds of Belize Birds of Guatemala
Couch's kingbird Couch's kingbird (''Tyrannus couchii'') is a passerine tyrant flycatcher of the kingbird genus. It is found from southern Texas along the Gulf Coast to the Yucatán Peninsula in Mexico, Belize and northern Guatemala. It is also found in the lower ...
Couch's kingbird Couch's kingbird (''Tyrannus couchii'') is a passerine tyrant flycatcher of the kingbird genus. It is found from southern Texas along the Gulf Coast to the Yucatán Peninsula in Mexico, Belize and northern Guatemala. It is also found in the lower ...