chocóparula Myiothlypis chlorophrys

Small warbler found in cloud forest in western Colombia and northwestern Ecuador. Field marks include bright yellow underparts a well as dark stripes through face and on sides of crown. Orange central crown stripe may not be evident in the field. Similar to Three-striped Warbler, but yellower, has thinner crown stripes, and lacks crescent below eye. Pairs or small groups forage actively in lower to middle levels in the forest, often with mixed species flocks. Song is a rising and accelerating buzzy trill. Formerly called Golden-bellied Warbler.