Mercenary Ornithology y Las Aves de México

Oreothlypis superciliosa   An inhabitant of humid higher-elevation forest, the Crescent-chested Warblers is one of the most common member of mixed feeding flocks during the winter, although pairs defend a single territory during the breeding season. This bird is closely associated with oaks, and is found in pine-oak forests from northern Mexico to Central America.  This [...]

Basileuterus culicivorus   The Golden-Crowned Warbler is a common ground-dwelling warbler with a substantial distribution ranging from Northern Mexico to Argentina. They occupy a broad swath of mid-to-low elevation humid and semi-humid forested areas, and due to this large but not entirely contiguous range there is a substantial amount of geographic variation within the species. [...]

Geothlypis poliocephala   The Gray-crowned Yellowthroat is relatively common throughout lowland Mexico and Central America. More of a generalist than other members of its genus, the Gray-crowned Yellowthroat inhabits a wide-range of open and semi-open habitats including grassland, scrub, and cultivated areas. It is one of the few warbler species commonly sighted in cane fields. [...]

Geothlypis speciosa   Endemic to central Mexico, the Black-polled Yellowthroat is only known within four population centers located in the states of Guanajuato, México, and Michocán. Like many other species of yellowthroat, it typically found within riparian and palustrine areas, particularly within reedbeds. It can be visually distinguished from other species of yellowthroat by a [...]

Basileuterus belli   The Golden-browed Warbler is a resident of cloud forests that ranges from Tamaulipas, where it occupies the high-elevation areas of the El Cielo biosphere reserve, to Honduras and El Salvador. Although this species typically remains on the same territory year-round, during the winter it has been observed joining mixed species foraging flocks [...]