Myiopagis flavivertex
The Yellow-crowned Elaenia (Myiopagis flavivertex) is a petite and often inconspicuous flycatcher, typically measuring about 12-13 cm (4.7-5.1 inches) in length and weighing around 10-12 grams (0.35-0.42 oz). Its plumage features olive-green upperparts, a contrasting pale yellow belly, and two prominent yellowish-white wing-bars against dusky wings. A subtle but diagnostic field mark is its pale yellowish eye-ring, which gives it a 'spectacled' appearance, and the often-concealed bright yello...
This species primarily inhabits the canopy and subcanopy of humid lowland forests, particularly favoring várzea (seasonally flooded white-water forests) and igapó (seasonally flooded black-water forests) along rivers and oxbow lakes.
Primarily insectivorous, feeding on a variety of small arthropods gleaned from foliage or captured in short aerial sallies; occasionally consumes small fruits.
Yellow-crowned Elaenias are diurnal birds, active from dawn to dusk, often foraging alone or occasionally joining mixed-species flocks. Their foraging strategy involves gleaning small insects and arthropods from the undersides of leaves and small branches, frequently performing short, acrobatic s...
The Yellow-crowned Elaenia is a resident species found throughout much of the northern Amazon Basin in South America. Its distribution spans eastern Colombia, southern Venezuela, eastern Ecuador, eastern Peru, northern Bolivia, and vast regions of Amazonian Brazil, extending east into the Guianas...
Least Concern
- The bright yellow crown patch, which gives the Yellow-crowned Elaenia its name, is often concealed and only revealed during displays or moments of excitement. - This species is a specialist of the Amazon's unique seasonally flooded várzea and igapó forests, thriving in an environment few other ...