Red-billed Tyrannulet (Zimmerius cinereicapilla)

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

Age: Adult | Sex: Unknown | Loc. San Martin, Peru

Age: Adult | Sex: Unknown | Loc. Southeast Ecuador

Age: Adult | Sex: Unknown | Loc. Moyobamba, San Martin

Age: Adult | Sex: Unknown | Loc. Atalaya, Cuzco

Identification & Behavior: ~12 cm (4.7 in). The Red-billed Tyrannulet has a gray-olive mantle. The crown and nape are gray with a pale iris and flesh-colored lower mandible. The breast is yellow-olive and grades to yellow towards the rest of the underparts. The wing coverts and flight feathers are dusky edged with whitish-yellow creating a patterned wing. It forages in the canopy and sub-canopy of humid montane forests often in the company of mixed species flocks. It similar to the Bolivian Tyrannulet but is distinguished by having a bicolored bill, gray head, and by ranging at lower elevations. Also, see Golden-faced Tyrannulet and Mishana Tyrannulet.

Status: The Red-billed Tyrannulet is uncommon but difficult to observe in humid montane forests of the east slope of the Andes at elevations ranging between 500-1300 m. It also occurs in the Mayo Valley away from the foothill of the Andes. The Red-billed Tyrannulet also occurs in Ec.

Name in Spanish: Moscareta de Pico Rojo.

Sub-species: Red-billed Tyrannulet (Zimmerius cinereicapilla), (Cabanis), 1873.

Meaning of Name: Zimmerius: In honor of Dr. John Todd Zimmer (1889-1957) US ornithologist, taxonomist. cinereicapilla: L. cinis, cineris= ashes and capillus= -crowned.

See more of the Family Tyrannidae  peru aves

Distribution Map
red-billed tyrannuletVoice


    • 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. on 03/01/2017.