White-tailed nightjar
| White-tailed nightjar | ||||||||
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White-tailed nightjar ( Hydropsalis cayennensis ) |
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| Systematics | ||||||||
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| Scientific name | ||||||||
| Hydropsalis cayennensis | ||||||||
| Gmelin , 1789 |
The white-tailed nightjar ( Hydropsalis cayennensis , syn. Caprimulgus cayennensis ) is a species of bird from the family of the nightjar (Caprimulgidae).
It comes in Brazil , Costa Rica , Ecuador , Guyana , Leeward Islands , Isla Margarita , Colombia , Martinique , Netherlands Antilles , Panama , Suriname , Trinidad and Tobago and Venezuela before.
Their distribution area includes subtropical or tropical , temporarily moist or flooded lowland forest and grassland , typically at least partially tree-covered habitats .
description
The white-tailed nightjar is 20–23 cm tall, the male weighs between 30 and 40, the female between 25 and 46 g. The top is gray-brown, black-brown striped, the female is darker in color. A wide cinnamon-colored neck band is striking. The throat is white, yellow-brown in the female. The tail is rectangular with a slight notch. In the male, the underside of the tail is predominantly white with narrow white vertical stripes on the upper side, there is also a white wing band on the hand wings.
voice
The call of the male is described as a series of short, high-pitched whistles “pt-cheeeeeee” or “pik-speeeeeea”.
Geographic variation
The following subspecies are recognized:
- H. c. albicauda ( Lawrence , 1875) - Pacific side from Costa Rica to northern Colombia (east to Departamento del Magdalena )
- H. c. insularis ( Richmond , 1902) - extreme north of Colombia ( Guajira Peninsula ), northwestern Venezuela, Leeward Islands ( ABC Islands )
- H. c. manati (R. Pinchon , 1963) - Martinique
- H. c. leopetes ( Jardine and ( Selby ) , 1830) - Trinidad (including Bocas Islands ) and Tobago (including Little Tobago)
- H. c. aperta ( JL Peters , 1940) - west of Colombia to north of Ecuador ( Imbabura province )
- H. c. cayennensis ( Gmelin , 1789), nominate form - Colombia, Venezuela, Guyanas and extreme north of Brazil
Way of life
The food consists of moths , beetles , dragonflies , crickets and grasshoppers , which are caught briefly jumping up from the ground or flying close to the ground.
The breeding season is between February and June in Costa Rica, between March and July in Colombia, between April and June in Venezuela and between February and December in Suriname.
Hazardous situation
The white-tailed nightjar is not considered to be endangered ( Least Concern ).
Individual evidence
- ↑ Avibase
- ↑ a b c d e Handbook of the Birds of the World
- ↑ a b G. R. Angehr, R. Dean: The Birds of Panama. Ithaca 2010, ISBN 978-0-8014-7674-7
- ↑ a b c O. H. Garrido, A. Kirkconnell: Birds of Cuba, Helm Field Guides, London 2000, ISBN 978-0-7136-5784-5
- ^ R. Pinchon: Une sous-espèce nouvelle d'Engoulevent à la Martinique: Stenopsis cayennensis manati subsp. nov. In: Oiseau et RFO , Vol. 33, 1963, pp. 107-110
- ^ IUCN Redlist
Web links
- Videos, photos and sound recordings of Hydropsalis cayennensis in the Internet Bird Collection
