New World Warblers Parulidae
There are 26 genera, of which 15 are thus far described below. Of the 117 species within the family, three are critically endangered: the Bachman's Warbler Vermivora bachmanii, the Belding's Yellowthroat Geothlypis beldingi and the Semper's Warbler Leucopeza semperi. The Golden-cheeked Warbler Dendroica chrysoparia, Whistling Warbler Catharopeza bishopi, Black-polled Yellowthroat Geothlypis speciosa, Paria Redstart Myioborus pariae, and the Grey-headed Warbler Basileuterus griseiceps are all considered endangered. Another seven species are listed as vulnerable, and nine others are near-threatened. Warblers are mainly active insectivores, with small, thin bills.


Vermivora

There are 9 species in this genus.

Colima Warbler Vermivora crissalis along the Pinnacle Trail, Big Bend National Park, Texas, May 2009.


Lucy's Warbler Vermivora luciae at Roosevelt Lake, Arizona, April 2006.







Tennessee Warbler Vermivora peregrina at Mirador Valle del General restaurant, Hwy. 2, Km 119, Costa Rica, April 2009.








Parula

There are 4 species in this genus.

Northern Parula Parula americana at Cave Creek Ranch, Portal, Arizona, May 2008.


Flame-throated Warbler Parula gutturalis on Cerro de la Muerte, San Jose, Costa Rica, April 2009.



Dendroica

There are 29 species in this genus.

Grace's Warbler Dendroica graciae in the Chiricahua Mountains, Arizona, May 2006.


Cerulean Warbler Dendroica cerulea at Alum Creek State Park, near Colombus, Ohio, May 2009.





Golden-cheeked Warbler Dendroica chrysoparia at Pedernales Falls State Park, Texas, May 2009.


Kirtland's Warbler Dendroica kirtlandii twelve miles northeast off Mio, Michigan, June 2007.







Palm Warbler Dendroica palmarum at Percha Dam State Park, New Mexico, March 2009.


Hermit Warbler Dendroica occidentalis at the Avra Valley wastewater treatment plant, near Tucson, Arizona, April 2002.








Chestnut-sided Warbler Dendroica pensylvanica at Hacienda Baru, near Dominical, Costa Rica, April 2009.








Mniotilta
This is the only species in this genus.

The Black-and-white Warbler Mniotilta varia has a long, thin bill that is well suited for foraging for insects and larvae on the trunk and branches of trees. They breed across much of southern Canada, and the eastern USA. They migrate south for the winter to southern Texas, Florida, the West Indies, through Mexico, south to northern South America. This bird was photographed during winter just west off Puerto Escondido, near Duverge, Dominican Republic, January 2007.




Setophaga
This is the only species in this genus.

The American Redstart Setophaga ruticilla breeds in second growth woodlands and shrubs, usually near water. During the summer, they can be found from southeastern Alaska, across Canada, and north-central and eastern United States. They winter from southern Baja California, central Mexico, and the West Indies, south into northern South America. This unmistakable male was photographed at Meacham Lake State Park, New York, June 2008.





Protonotaria
This is the only species in the genus.

The Prothonotary Warbler Protonotaria citrea breeds in hardwood swamps of southern Canada and the eastern United States. They winter in the West Indies, Central America, and northern South America. Like many other members of the family, their numbers are declining due to loss of habitat. In addition, they are also vulnerable to parasitism by the Brown-headed Cowbird Molothrus ater. This male, with a strand of spider web stuck to its bill, was photographed at the Springfield nature centre, Springfield, Missouri, June 2008.




Seiurus

There are 3 species in this genus.

Ovenbird Seiurus aurocapilla at the Phoenix botanical gardens, Arizona, December 2005.


Northern Waterthrush Seiurus noveboracensis at Whitewater Draw Wildlife Area, near Elfrida, Cochise County, Arizona, May 2009.






Louisiana Waterthrush Seiurus motacilla at Red Rock Canyon State Park, Hinton, Oklahoma, May 2009.








Oporornis
There are 4 species in this genus.

The MacGillivray's Warbler Oporornis tolmiei is a common breeder in dense undergrowth of open forests, brushy hillsides and shrubby riparian areas. A summer resident in mountains of western North America from southern Alaska, south to central New Mexico. A small localized population breeds in northeastern Mexico. Winters in northern Mexico, south to western Panama. Photographed near Cloudcroft, New Mexico, July 2007.





Geothlypis

There are 9 species in this genus.

Olive-crowned Yellowthroat Geothlypis semiflava near Volcan Arenal, Guanacaste, Costa Rica, April 2009.


Grey-crowned Yellowthroat Geothlypis poliocephala near Rincon de la Vieja National Park, Guanacaste, Costa Rica, June 2007.

Wilsonia
There are 3 species in this genus.

The Wilsons Warbler Wilsonia pusilla breeds from Alaska, across Canada, and throughout much of the western United States. They are less common in the eastern United States, where they are usually encountered during migration. They migrate south for the winter, to as far south as Costa Rica, and Panama. This adult male Wilson's Warbler was photographed at Montana de Oro State Park, near Morro Bay, California, October 2005.





Cardellina
This is the only member of the genus.

The striking Red-faced Warbler Cardellina rubrifrons nests in streamside canyons and open montane forests of Arizona, southwest New Mexico, and northwest Mexico. They migrate south for the winter to as far south as western Honduras and El Salvador. This Red-faced Warbler was photographed in the Chiricahua Mountains, Arizona, May 2006.





Myioborus

There are 12 species in this genus.

Collared Redstarts Myioborus torquatus at Savegre, Cerro de la Muerte, San Jose, Costa Rica, March 2009.


Painted Redstarts Myioborus pictus on Pinal Mountain, near Globe, Arizona, August 2005.


Basileuterus

There are 18 species in this genus.

Rufous-capped Warbler Basileuterus rufifrons at El Cielo, near Gomez Farias, Tamaulipas, Mexico, March 2009.


Golden-crowned Warbler Basileuterus culicivorus at El Cielo, near Gomez Farias, Tamaulipas, Mexico, March 2009.






Three-striped Warbler Basileuterus tristriatus at Santa Elena Cloud Forest Preserve, Costa Rica, April 2009.








Phaeothlypis
There are 2 species in this genus.

The Buff-rumped Warbler Phaeothlypis fulvicauda is always found near water in lowland and foothill forests. They constantly flash their distinctive buffy rump and upper tail by pumping and swinging their broad tails. They can be found from Honduras, south to northwestern Peru, northwestern Bolivia and western Amazonian Brazil. Photographed on the grounds of the Hotel Gavilan, near La Selva, Heredia, Costa Rica, June 2007.





Icteria
This is the only member of the genus.

The Yellow-breasted Chat Icteria virens is a large warbler. It's taxanomic affinities are unclear and some authors place it with the tanagars Thraupidae. Breeds in southern Canada, south to northern Mexico. Most birds migrate south after breeding to Mexico, south to Panama. Rare in winter along the east coast of the USA. Photographed at the Boyce Thompson Arboretum, near Superior, Arizona, June 2003.






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