Tepui Tinamou
Encyclopedia
The Tepui Tinamou Crypturellus ptaritepui is a type of ground bird found in montane
Montane
In biogeography, montane is the highland area located below the subalpine zone. Montane regions generally have cooler temperatures and often have higher rainfall than the adjacent lowland regions, and are frequently home to distinct communities of plants and animals.The term "montane" means "of the...

 moist forest on tepui
Tepui
A tepui , or tepuy, is a table-top mountain or mesa found in the Guiana Highlands of South America, especially in Venezuela. The word tepui means "house of the gods" in the native tongue of the Pemon, the indigenous people who inhabit the Gran Sabana....

s, in southeastern Venezuela
Venezuela
Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

.

Taxonomy

This is a monotypic species. All tinamou are from the family Tinamidae, and in the larger scheme are also Ratite
Ratite
A ratite is any of a diverse group of large, flightless birds of Gondwanan origin, most of them now extinct. Unlike other flightless birds, the ratites have no keel on their sternum—hence the name from the Latin ratis...

s. Unlike other Ratites, Tinamous can fly, although in general, they are not strong fliers. All ratites evolved from prehistoric flying birds, and Tinamous are the closest living relative of these birds.

Etymology

Crypturellus is formed from three Latin
Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 or Greek
Greek language
Greek is an independent branch of the Indo-European family of languages. Native to the southern Balkans, it has the longest documented history of any Indo-European language, spanning 34 centuries of written records. Its writing system has been the Greek alphabet for the majority of its history;...

 words. kruptos meaning covered or hidden, oura meaning tail, and ellus meaning diminutive. Therefore Crypturellus means small hidden tail.

Description

The Tepui Tinamou is approximately 27 cm (10.6 in) in length. The top of its head and rear of neck are rufous brown, darker on its back, and dusky below with rufous sheen on its upper breast. The sides of its head and throat are grey in color, its upper mandible
Mandible
The mandible pronunciation or inferior maxillary bone forms the lower jaw and holds the lower teeth in place...

 is black, its lower mandible yellow with black tip, and its legs are olive in color.

Behavior

Like other Tinamous, the Bartlett's eats fruit off the ground or low-lying bushes. They also eat small amounts of invertebrates, flower buds, tender leaves, seeds, and roots. The male incubates the eggs which may come from as many as 4 different females, and then will raise them until they are ready to be on their own, usually 2–3 weeks. The nest is located on the ground in dense brush or between raised root buttresses.

Range and habitat

The Tepui Tinamou has been found on Ptari-tepuí, Auyán-tepuí
Auyantepui
Auyantepui, also Auyantepuy, Auyan-Tepui, or Aiyan-Tepui, is a tepui plateau in the Gran Sabana region of the Bolivar State in Venezuela. It is one of the largest tepuis in the Guiana Highlands, with an area of .Angel Falls, the tallest waterfall in the world, drops from a cleft near the summit...

, Chimantá-tepuí, and Sororopán-tepuí, in southeastern Bolívar
Bolívar (state)
Bolívar State , is one of the 23 states into which Venezuela is divided. The state capital city is Ciudad Bolívar. Bolívar State covers a total surface area of 238,000 km² and in June 30, 2010 had an estimated population of 1,620,359....

, Venezuela
Venezuela
Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

. It was found in between 1350 to 1800 m (4,429.1 to 5,905.5 ft) in elevation, and its preferred habitat is tropical moist montane
Montane
In biogeography, montane is the highland area located below the subalpine zone. Montane regions generally have cooler temperatures and often have higher rainfall than the adjacent lowland regions, and are frequently home to distinct communities of plants and animals.The term "montane" means "of the...

 forest or tropical moist shrubland.

Conservation

The IUCN classifies it as Least Concern
Least Concern
Least Concern is an IUCN category assigned to extant taxon or lower taxa which have been evaluated but do not qualify for any other category. As such they do not qualify as threatened, Near Threatened, or Conservation Dependent...

, with an occurrence range of 1000 km² (386.1 sq mi). It is a protected species in Venezuela
Venezuela
Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

.
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