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The Caatinga parakeet (''Eupsittula cactorum''), also called the cactus parakeet and in
aviculture Aviculture is the practice of keeping and breeding birds, especially of wild birds in captivity. Aviculture Aviculture is the practice of keeping birds (class '' Aves'') in captivity in controlled conditions, normally within the confines of a ...
the cactus conure, is a species of bird in subfamily
Arinae The neotropical parrots or New World parrots comprise about 150 species in 32 genera found throughout South America, South and Central America, Mexico, the Caribbean islands and the southern United States. Among them are some of the most familia ...
of the family
Psittacidae The Family (biology), family Psittacidae or holotropical parrots is one of three families of true parrots. It comprises the 12 species of subfamily Psittacinae (the Afrotropics, Afrotropical parrots) and 167 of subfamily Arinae (the New World or ...
, the African and New World parrots. It is
endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to eastern
Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...
.


Taxonomy and systematics

The Caatinga parakeet has two subspecies, the
nominate Nomination is part of the process of selecting a candidate for either election to a public office, or the bestowing of an honor or award. A collection of nominees narrowed from the full list of candidates is a short list. Political office In th ...
''E. c. cactorum'' (
Kuhl Kuhl may refer to: People * Carolyn Kuhl (born 1952), American judge * Chad Kuhl (born 1992), American professional baseball pitcher for the Pittsburgh Pirates * Charles Kuhl (1915–1971), the US Army soldier who was famously slapped by Gen ...
, 1820) and ''E. c. caixana'' (
Spix Johann Baptist Ritter von Spix (9 February 1781 – 13 March 1826) was a German natural history, biologist. From his expedition to Brazil, he brought to Germany a large variety of specimens of plants, insects, mammals, birds, amphibians and fish. ...
, 1824). The Cattinga parakeet and the
brown-throated parakeet The brown-throated parakeet (''Eupsittula pertinax''), also known as the St. Thomas conure or brown-throated conure in aviculture, is a species of bird in the subfamily Arinae of the family Psittacidae, the African and New World parrots. It is ...
(''E. pertinax'') form a
species pair In biology, a species complex is a group of closely related organisms that are so similar in appearance and other features that the boundaries between them are often unclear. The taxa in the complex may be able to hybridize readily with each oth ...
.Collar, N. and P. F. D. Boesman (2020). Cactus Parakeet (''Eupsittula cactorum''), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.cacpar1.01 retrieved March 15, 2023


Description

The Caatinga parakeet is about long. The sexes are alike. Adults of the nominate subspecies have a pale brown forecrown, cheeks, throat, sides of the neck, and breast. Bare whitish skin surrounds their eye. Their belly and vent area are yellow-orange. Their nape, ear
coverts A covert feather or tectrix on a bird is one of a set of feathers, called coverts (or ''tectrices''), which cover other feathers. The coverts help to smooth airflow over the wings and tail. Ear coverts The ear coverts are small feathers behind t ...
, upperparts, and tail are green. Their wings are mostly green with bluish flight feathers. Immature birds are similar to adults but have a completely green crown and duller underparts. Subspecies ''E. c. caixana'' has the same plumage pattern as the nominate but is overall paler.


Distribution and habitat

The Caatinga parakeet subspecies ''E. c. caixana'' is the more northerly of the two. It is found in northeastern Brazil from
Maranhão Maranhão () is a States of Brazil, state in Brazil. Located in the country's Northeast Region, Brazil, Northeast Region, it has a population of about 7 million and an area of and it is divided into 217 municipalities. Clockwise from north, it ...
east to the Atlantic Ocean and south as far as northwestern
Bahia Bahia () is one of the 26 Federative units of Brazil, states of Brazil, located in the Northeast Region, Brazil, Northeast Region of the country. It is the fourth-largest Brazilian state by population (after São Paulo (state), São Paulo, Mina ...
. The nominate subspecies is found in east-central Brazil south of the
São Francisco River The São Francisco River (, ) is a large Rivers of Brazil, river in Brazil. With a length of , it is the longest river that runs entirely in Brazilian territory, and the fourth longest in South America and overall in Brazil (after the Amazon R ...
in Bahia and
Minas Gerais Minas Gerais () is one of the 27 federative units of Brazil, being the fourth largest state by area and the second largest in number of inhabitants with a population of 20,539,989 according to the 2022 Brazilian census, 2022 census. Located in ...
. The species inhabits pristine and second-growth ''
caatinga Caatinga () is a type of semi-arid tropical vegetation, and an ecoregion characterized by this vegetation in interior northeastern Brazil. The name "Caatinga" comes from the Tupi word '' ka'atinga'', meaning "white forest" or "white vegetat ...
'', a dry landscape characterized by thorny vegetation, shrubs, and
succulents In botany, succulent plants, also known as succulents, are plants with parts that are thickened, fleshy, and engorged, usually to retain water in arid climates or soil conditions. The word ''succulent'' comes from the Latin word ''sucus'', meanin ...
. It also occurs in ''
cerrado The Cerrado () is a vast ecoregion of Tropics, tropical savanna in central Brazil, being present in the states of Goiás, Mato Grosso do Sul, Mato Grosso, Tocantins, Maranhão, Piauí, Bahia, Minas Gerais, São Paulo (state), São Paulo, Paraná ...
'' and moister woodlands.


Behavior


Movement

The Caatinga parakeet has no known movement pattern, but it probably makes local movements in response to the availability of food.


Feeding

The Caatinga parakeet's diet has not been fully investigated. It is known to feed on fruits of figs (''
Ficus ''Ficus'' ( or ) is a genus of about 850 species of woody trees, shrubs, vines, epiphytes and hemiepiphytes in the family (biology), family Moraceae. Collectively known as fig trees or figs, they are native throughout the tropics with a few spe ...
''), cactus, and several other plants. It has been reported feeding on flower buds. It also feeds on crops like rice, maize and sorghum.


Breeding

The Caatinga parakeet's breeding season is not well defined, but it seems to be within the August to March period. It typically excavates its nest in arboreal
termitaria Termites are a group of detritivore, detritophagous Eusociality, eusocial cockroaches which consume a variety of Detritus, decaying plant material, generally in the form of wood, Plant litter, leaf litter, and Humus, soil humus. They are dist ...
. The clutch's range in the wild is not known for certain but nests with up to six eggs have been found. In captivity the typical clutch size is six, the incubation period is at least 16 days, and fledging occurs about six weeks after hatch.


Vocalization

The Caatinga parakeet's flight calls are "high-pitched screeching 'scraart scraart' cries, as well as a softer, shorter and bisyllabic 'tchit tchit' and loud 'cherr-chee'."


Status

The
IUCN The International Union for Conservation of Nature (IUCN) is an international organization working in the field of nature conservation and sustainable use of natural resources. Founded in 1948, IUCN has become the global authority on the status ...
has assessed the Caatinga parakeet as being of Least Concern. It has a large range and though its population size is not known it is believed to be stable. No immediate threats have been identified. It is the most common parrot in some parts of its range. "However, ''caatinga'' is poorly protected (0.1% of original area sinside reserves) and being steadily degraded."


References


Further reading

* * *


External links


World Parrot Trust
Parrot Encyclopedia - Species Profiles

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The Birds of the Interior of Ceará, Brazil
{{Taxonbar, from=Q27074969 Eupsittula Birds of the Caatinga Endemic birds of Brazil Parrots of South America Parakeets Birds described in 1820 Taxonomy articles created by Polbot