Yellow-winged Blackbird (Agelasticus thilius)

Order: Passeriformes Family: Icteridae | IUCN Status: Least Concern

yellow-winged_blackbird
Age: Adult | Sex: Male | Loc. Lake Titicaca, Puno

yellow-winged_blackbird
Age: Adult | Sex: Female | Loc. Lake Titicaca, Puno

yellow-winged_blackbird
Age: Adult | Sex: Male | Loc. Lake Titicaca, Puno

yellow-winged_blackbird
Age: Immature | Sex: Male | Loc. Lake Titicaca, Puno


Identification & Behavior: ~18 cm (7 in). The male Yellow-winged Blackbird is solid black with bright yellow shoulders. The female is gray mottled and streaked with blackish and vestigial yellow shoulders. Young males are similar to a female. In both sexes, the iris is dark. The bill is blackish and pointy. The tail is longish and square. The Yellow-winged Blackbird favors cattail and Scirpus spp. that grow at the edges of bodies of water. No other similar species occurs in its range but see Andean Negrito.

Status: The Yellow-winged Blackbird is common to uncommon at Andean lakes and lagoons in southern Peru. It also occurs in Br, Bo, and Ch.

Name in Spanish: Tordo de Ala Amarilla.

Sub-species: Yellow-winged Blackbird (Agelasticus thilius alticola), Todd, 1932.

Meaning of Name: Agelasticus: Gr. Agelē= herd and agō= to lead. Or agelastikos= gregarious. thilius: Chilean onomatopoeic names Trile or Thili for the Yellow-winged Blackbird.

See more of the Family Icteridae   peru aves

Distribution Map
yellow-winged_blackbirdVoice


References:

    • Species range based on: Schulenberg, T. S., D. F. Stotz, and L. Rico. 2006. Distribution maps of the birds of Peru, version 1.0. Environment, Culture & Conservation (ECCo). The Field Museum.  http://fm2.fieldmuseum.org/uw_test/birdsofperu on 03/01/2016.