Birds • Tityridae • Tityra

20 01 2011

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Tityra

The Tityra are medium sized birds. –  Its plumage is very different from other tyrant flycatchers. – Males ♂: Adults are grayish-white above and white below, with the exception of the wings and tail, which are at least partially black. Los machos de las tres especies tienen marcas de negro cabeza. Males of all three species have black head markings. –   ♀ Female: similar, but are duller, with brown head markings. –  – Black-tailed and masked Tityra both have a remarkable effect of red eye ring.

. <The Tityra Negro-coronado> sometimes placed in a separate genus Erator.

Class: Birds
Order: Passeriformes
</: – Tityridae Tityridae
<º: – Tityra; Vieillot, 1816
>: – Tityra cayana
>>: – Tityra cayana braziliensis
>: – Tityra inquisitor
>: – Tityra semifasciata

The Tityra are alone or in pairs, perched visible, as they feed on medium sized fruit, large insects and sometimes small lizards. – They have little musical grunts and humming nasal calls.

These species are found in forest clearings and edges, growth in the second semi and other habitats – open, such as planting shade trees.  – The eggs are laid in a bed of dry leaves in the hollow of a tree, often an old woodpecker nest the female ♀: incubates alone, but both parents feed the chicks Incipient takes up to 25 days.

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Tityra cayana

Benedictine Bacaco

20,3 cm.   Crown and sides of the head, wings and tail black, silver gray interior rémiges.   – Bare facial skin and pink peak heel, black beak tip.The ♀: ♂ similar to those, but with the black portions of the plumage brownish tinged; spine with narrow black stripes, para ventrally with broad black stripes.  – Face-odd as in ♂.

</: – Tityridae

<º: – Tityra

>: – Tityra cayana; Linnaeus, 1766

>>: – Tityra cayana braziliensis; Swainson, 1837

Zona tropical. Tropics.  . Nationwide (cayana) Venezuela.

Two subspecies are recognized, but sometimes are treated as separate species but very intergrade in its range are:

* Tityra cayana cayana – North America South America east of the Andes, from Trinidad through the Amazon basin and Mato Grosso, Piauí (Brazil) and adjacent Bolivia, the Guianas , eastern Colombia  . Ecuador and Peru , Paraguay and Argentina in Misiones.

The ♂, with light brown cap and small scratches on his chest and back, white throat.

* Tityra cayana braziliensis – Piaui, Mato Grosso and Bolivia to the southeast side missions and possibly northern Corrientes (Argentina).

The ♂, white on the back.The ♀: no cover different stripes all heavily on the head, neck, back and bottom.

– In a variety of forested areas from clearing of dense rainforest to open woodland, deciduous tree plantations and savannahs with scattered and isolated, either live or dried.    – Always at the top level conspicuously tree eating berries and fruits. –  Often in pairs. –  To take off you can hear the beating of its wings. –   Voice: croak like a frog and a note rattles, weak, hue.

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Tityra inquisitor

Small Bacaco

18 cm.   Bacaco differs mainly in the black Benedictine head does not get to the neck and all black beak. – Flashes a white spot on the underside of the wing.The ♀: white against rust, black crown, sides of the head rufous. –  Back, wings and tail like those of the Benedictine Bacaco. Below white, tinged with gray chest.

</: – Tityridae

<º: – Tityra

>: – Tityra inquisitor, Lichtenstein, 1823

Tropics. –  – From east to Zulia and Sucre Guarico and southward to the plains of Apure, Amazonas and Northwest Caura and Paragua Rivers low and high Cuyuni, Bolivar (erythrogenys). < The Guianas and Colombia south to northern Bolivia, Paraguay, Misiones and east of Formosa in Argentina and southern Brazil, Central America to Mexico.>

Wooded areas in the lowlands to 1200 m. –  – Similar in habits and habitat of the Mask Bacaco except that prefers to remain at lower levels of trees.

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Tityra semifasciata

Mask-Bacaco

Mask-Bacaco 

23 cm. –   It is distinguished from Benedictine Bacaco has restricted black from head to the front of the crown, the eye region and chin. –   White glue at its base and black distally with broad white tips. –  Skin facial and base of bill, purplish red, steel blue bill tip.The ♀: crown and sides of smoked brown head, back that becomes clearer gray on the rump. –  Below target.   Wings and tail as in ♂.

</: – Tityridae

<º: – Tityra

>: – Tityra semifasciata; Spix, 1825

Tropical and subtropical lower. –  La Sierra de Petijá, Zulia southward to northern Táchira eastward through Mérida, Yaracuy, Carabobo, Aragua and Miranda to the Federal Dist (columbiana) in Venezuelan territory. –  – <Central America to western Ecuador, the Guianas and Amazonian Brazil to northern and eastern Bolivia>

Sparsely forested areas, rarely less than 500 m.   ascending to 1800 m. –  Groves open edge of the forest, scattered trees, tall, dry. –  – Alone or in small groups, quietly eats berries and fruits from the upper half of trees to their tops. –  Heavy-looking bird, sits silently for minutes. –   Voice: buzz that has been compared to the grunt of a pig or a frog croaking.

< <

** Follow us on Twitter @ EncAnimalAR and Facebook Luis Alberto Bressan

• • • • • •

Symbols and references

</ Family / – </ th = Subfamily / – <t = Tribe / – <º = Genre / -> = Species / ->> = Subspecies / –

♀ = Female / – ♂ = Male / – Inm.: = Immature / –

† = Extinct / –

, These items are thanks to the collaboration of Mrs. Susan Tonina

External links: – / – Deforestation of the Amazon – / – EnciclopediAAnimal – / – Encyclical “Geographic – / – Laboratories Bonacqua – / – – / –

Other relevant data about the birds, reptiles , fish, mammals , etc. – Wildlife refuges, national parks, etc. will be useful to our readers -. Send us your comments, photos or other data to “Bressan, Luis A”. ( EnciclopediAAnimal@yahoo.com.ar ).

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18 02 2011
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