Pearl-shouldered ant shrike
| Pearl-shouldered ant shrike | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pearl-shouldered ant shrike, male |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Thamnophilus aethiops | ||||||||||||
| PL Sclater , 1858 |
The Perlschulter Antshrike ( Thamnophilus aethiops ) is one within the family of Antbirds (Thamnophilidae) for generic Thamnophilus .
The species occurs in Bolivia , Brazil , Ecuador , Colombia , Peru and Venezuela .
The distribution area includes tropical or subtropical moist lowland forest, dense thorny undergrowth in the Andean foothills and Terra Firme in the Amazon basin up to 1200 m altitude.
The Latin addition of species comes from ancient Greek αἴθω aitho , German 'burn' and ancient Greek ὤψ ops , German 'face' .
features
The species is 15 to 17 cm tall and weighs between 23 and 30 g, has a strong gray beak and a red to orange-colored iris . The male is black except for a white shoulder stripe, a few white spots on the wings and gray-blackish rump. The female is a strong reddish brown, young birds look like females and have pale spots on the elytra .
Fledglings are brownish, not black. There are differences in the preferred habitat compared to the similar river bank anthracnophilus ( Thamnophilus cryptoleucus ) .
Geographic variation
The following subspecies are recognized:
- T. a. aethiops P. L. Sclater , 1858, nominate form - East Ecuador and Northeast Peru
- T. a. wetmorei Meyer de Schauensee , 1945 - Southeast Colombia
- T. a. polionotus pelts , 1868 - Venezuela and northwestern Brazil
- T. a. kapouni Seilern , 1913 –East and Southeast Peru, Northern Bolivia and the extreme west of Brazil
- T. a. juruanus Ihering , 1905 - between the Rio Juruá and Rio Purus
- T. a. injunctus J. T. Zimmer , 1933 - between the Rio Purus and the Rio Madeira
- T. a. punctured fur , 1868 - between the Rio Madeira and the Rio Tapajós and northeastern Bolivia
- T. a. atriceps Todd , 1927 - between the Rio Tapajós and Rio Tocantins
- T. a. incertus pelts , 1868 - northeastern Brazil south of the Amazon
- T. a. distans Pinto , 1954 - Pernambuco and Alagoas in northeastern Brazil
voice
The call is described as a short, slow sequence of 6 to 7 detached nasal, plaintive tones.
Way of life
The species usually occurs in pairs, is difficult to see, and is rarely found in mixed hunting communities.
The food consists of insects and arthropods , which are searched for up to 5 m close to the ground.
Little is known about the breeding season.
Hazardous situation
The stock is not considered endangered ( least concern ).
literature
- PLSclater: Thamnophilus aethiops. In: Notes on a collection of birds received by M. Verreaux of Paris from the Rio Napo in the Republic of Ecuador . In: Proceedings of the Zoological Society of London . Vol. 26, 1858, p. 65, Biodiversity Library
Web links
- Xeno-canto
- Oiseaux.net
- Peruaves
- Birds of the World (videos, photos and sound recordings)
Individual evidence
- ↑ a b Pearl-shouldered ant shrike , in Avibase - The World Bird Database. Retrieved July 5, 2020.
- ↑ a b c d M. McMullan: Field Guide to the Birds of Colombia Rey Naranjo Editores, 2018, ISBN 978-958-8969-77-0
- ↑ a b c d K. Zimmer and ML Isler: White-shouldered Antshrike (Thamnophilus aethiops) , version 1.0. In: J. del Hoyo, A. Elliott, J. Sargatal, DA Christie, and E. de Juana (Eds.): Birds of the World .2020, Cornell Lab of Ornithology, Ithaca, NY, USA. White-shouldered Antshrike
- ^ JA Jobling: A Dictionary of Scientific Bird Names. Oxford University Press. 1991, ISBN 0-19-854634-3 .
- ↑ / World Bird Names Antbirds. Retrieved July 6, 2020.
- ↑ Redlist.Retrieved July 5, 2020.