Xenodacnis petersi
The Streaked Dacnis (Xenodacnis petersi) is a captivating small passerine endemic to the high-altitude Andes of Peru, renowned for its strikingly colored plumage and unique taxonomic position. Measuring approximately 12-13 cm (4.7-5.1 in) in length, adult males exhibit a breathtaking blue-violet body, heavily streaked with black on the back, and contrasting black lores, cheeks, wings, and tail, with clean white undertail coverts. Females are notably duller, presenting a more grayish-blue hue ...
Found exclusively in high-altitude Andean shrubland, elfin forest edges, and particularly *Polylepis* woodlands, typically at elevations ranging from 2,700 to 4,600 meters.
Primarily insectivorous, gleaning arthropods from leaves and branches, supplemented with small fruits, berries, and nectar from high-altitude flowering plants.
Streaked Dacnis are active foragers, often observed singly or in pairs, but frequently joining mixed-species flocks as they move through the canopy and subcanopy of montane forests. Their foraging strategy primarily involves gleaning insects from foliage and bark, but they also consume small berr...
The Streaked Dacnis is strictly endemic to the Andes of Peru, inhabiting a substantial stretch of the country's high-altitude mountain ranges. Its distribution extends from the Department of La Libertad in the north, southward through Ancash, Huánuco, Pasco, Junín, Lima, Huancavelica, Ayacucho, A...
Least Concern
- The Streaked Dacnis is the only member of its genus, *Xenodacnis*, making it a truly unique lineage among tanagers. - Its striking blue-violet plumage, especially in males, is considered one of the most vibrant among high-altitude Andean birds. - This species is an expert at navigating dense *P...