Family Tyrant-flycatchers (Tyrannidae)
Least Concern
Yellow Tyrannulet (Capsiempis flaveola)
Taxonomy
French: Tyranneau flavéole German: Zitronentyrann Spanish: Mosquerito amarillo
Taxonomy:
M[uscicapa]. flaveola
M. H. C. Lichtenstein
, 1823,Bahia, Brazil
.
Subspecies and Distribution
C. f. semiflava
(Lawrence, 1865) – SE Nicaragua S to EC Panama, including Coiba I; recently reported, status uncertain, in E Honduras#R.
C. f. leucophrys
Berlepsch, 1907 – NC Colombia (Sucre E to Magdalena Valley) and NW Venezuela (base of Sierra de Perijá S to Táchira and W Mérida, and SW Lara).
C. f. magnirostris
E. J. O. Hartert, 1898 – SW Ecuador (W Pichincha S to Guayas and El Oro).
C. f. cerula
Wetmore, 1939 – locally E of Andes in Colombia, Venezuela, the Guianas, N Brazil (NW Amazonas and R Branco E to Amapá), NE Ecuador, NE & SE Peru and N Bolivia.
C. f. flaveola
(M. H. C. Lichtenstein, 1823) – SE Bolivia (Santa Cruz) E to E & SE Brazil (Paraíba S to Rio Grande do Sul), E Paraguay and NE Argentina (Misiones).
Descriptive notes
11·5 cm; 8 g. Relatively long-billed tyrannid with upper mandible somewhat curved. Nominate race has prominent bright yellow supercilium, bright yellow broken eyering; dark... read more
Voice
Extremely vocal, with variety of pleasant whistled or jumbled sputtery notes, mellow single or... read more
Habitat
Humid lowland habitats away from tall forest; dense thickets, vine tangles and bamboo stands,... read more
Food and feeding
Small insects; occasionally small fruits and berries. Almost always forages in pairs or in family groups of 3–4 individuals, rarely... read more
Breeding
Apparently in virtually all months in Costa Rica, and perhaps also in Panama (nest found in Sept); Apr–May in Colombia and Jul... read more
Movements
Resident.
Status and conservation
Not globally threatened (Least Concern). Uncommon to common. Occurs in many national parks and other protected areas throughout its extensive range, e.g. Río Negro... read more
Proposed race amazona (Guianas, N & EC Brazil), described from very few specimens, appears to be not reliably distinguishable from cerula in larger series of specimens. Five subspecies recognized.