Swallow tanger
Swallow tanger | ||||||||||||
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Swallow tangar (male) |
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Systematics | ||||||||||||
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Scientific name of the genus | ||||||||||||
Tersina | ||||||||||||
Vieillot , 1819 | ||||||||||||
Scientific name of the species | ||||||||||||
Tersina viridis | ||||||||||||
( Illiger , 1811) |
The Schwalbentangare ( Tersina viridis ), with a body length of 14 centimeters a medium-sized representative of the family of tanagers .
Appearance
The male has a turquoise-blue, metallic shimmering plumage, the belly is white. There is a black patch of color around the eyes. The legs, the throat are black and the beak is colored metallic silver. The female is bright green, the throat is provided with yellow spots on the wings and belly. Furthermore, they have black small stripes on the belly, on the wing tips and on the tail. The throat and face are brownish. The area around the eyes is provided with smaller gray spots, while in the male it is completely black. The beak with a short rake is metallic black.
distribution and habitat
The swallow tangar occurs in the east of Panama and in South America to northern Argentina . The birds inhabit the open woodland, the forest edges, the gallery forest and secondary forests .
Way of life
The sociable birds migrate through the woods in small groups of up to twelve members. They feed on fruits that they look for on the ground or in the trees or on insects that they catch in flight.
Reproduction
During courtship, males and females bow to each other. The nest is created in rock caves, dams or human structures such as bridges, or existing caves are used. The female lays three eggs in it, the incubation period is between 12 and 18 days. Then the young remain in the nest for up to three weeks. Birds that live at higher elevations move to lower areas during the breeding season.
Hazards and protective measures
Because of its wide distribution and that no endangerments are known for this species, the IUCN classifies this species as ( Least Concern ) not endangered.
literature
- The great world empire of animals Planet Media AG, Zug 1992, pp. 372, 373, ISBN 3-8247-8614-1 .
- David Burnie (Ed.), Mariele Radmacher-Martens: Animals: The large picture encyclopedia with over 2,000 species. Translated from the English by Gabriele Lehari. Dorling Kindersley, Munich 2012, ISBN 978-3-8310-2232-8 , p. 368.
- Christopher M. Perrins (Ed.): The FSVO encyclopedia birds of the world. Translated from the English by Einhard Bezzel. BLV, Munich / Vienna / Zurich 2004, ISBN 978-3-405-16682-3 , pp. 628–629, 631 (title of the English original edition: The New Encyclopedia Of Birds. Oxford University Press, Oxford 2003).
- Christopher M. Perrins: The Great Encyclopedia of Birds. From the English, Orbis-Verlag, Munich 1996, ISBN 3-572-00810-7 , pp. 323, 325.
- Fascinating bird life . S. 174, 175 (German translation from English) Karl-Müller-Verlag 1992, ISBN 3-86070-320-X .
Web links
- Tersina viridis inthe IUCN Red List of Threatened Species 2016.2. Listed by: BirdLife International, 2012. Retrieved November 2, 2016.