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Difference between revisions of "Kentucky Warbler" - BirdForum Opus

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;Oporornis formosus
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[[Image:Kentucky_Warbler.jpg|thumb|550px|right|Photo by {{user|Glen+Tepke|Glen Tepke}}<br/>Photo is a male, taken Marblehead, Massachusetts, USA, 1 May 2004. ]]
[[Image:Kentucky_Warbler.jpg|thumb|550px|right|Photo by Glen Tepke]]
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;[[:Category:Geothlypis|Geothlypis]] formosa
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''Oporornis formosus''
 
==Identification==
 
==Identification==
Photo is a male, taken Marblehead, Massachusetts, USA, 1 May 2004.
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13 cm (5 to 6 inches) in length. Olive-green back and nape, yellow below from their throat to their belly. Tinge of black on crown, large black mask with a yellow pattern that runs from the beak and encircles the eyes. Females have slightly less black on the sides of their head, and immature birds may have almost no black at all.
The Kentucky Warbler, Oporornis formosus, is a small species of New World warbler. The Kentucky Warbler, like all members of the genus Oporornis, is a sluggish and heavy warbler with a short tail, preferring to spend most of its time on or near the ground, except when singing.
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==Distribution==
 
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Breeds in [[Missouri]] east to Southern [[Pennsylvania]], south to eastern [[Texas]] and [[Georgia]]. Winters in [[Central America]]. Vagrant north of range and rare vagrant to California, Colorado, New Mexico and Arizona.
Adult Kentucky Warblers are about 13 cm (5 to 6 inches) in length. They are mostly an olive-green in color on their back and nape, and a brilliant yellow below from their throat to their belly. They have a small tinge of black on their crown, and a large black mask with a yellow pattern that runs from the beak and encircles the eyes, resembling a pair of spectacles. Female Kentucky warblers have slightly less black on the sides of their head, and immature birds may have almost no black at all.
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==Taxonomy==
 
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This is a [[Dictionary_M-O#M|monotypic]] species<sup>[[#References|[1]]]</sup>.
The Kentucky Warbler is a very common bird with a large range, frequenting moist deciduous forests. It is migratory, spending summer in the central and eastern United States, often ranging as far north as Wisconsin to Pennsylvania. Come fall and winter the Kentucky warbler will migrate back to the Yucatán Peninsula and the many islands of the Caribbean, flying non-stop across the Gulf of Mexico.
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More northern populations sometimes considered as a separate subspecies ''G. f. umbraticus'' but most authors reject this<sup>[[#References|2]]</sup>.<br/>
 
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Has hybridized with the [[Blue-winged Warbler]] twice.<br/>
Kentucky Warblers nest on the ground hidden at the base of a shrub or in a patch of weeds in an area of ample vegetation. The female will lay between 3 to 6 eggs, which are white or cream-colored and specked with brown. Incubation is done by the female only, and lasts for about 12 days. The young Kentucky Warblers usually leave the nest about 10 days after hatching.
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Formerly placed in genus ''[[:Category:Oporornis|Oporornis]]'',
 
 
 
 
  
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==Habitat==
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Dense moist deciduous forests.
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==Behaviour==
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They nest on the ground.  3 to 6 , white or cream and specked with brown eggs are laid. Incubation is done by the female only, and lasts for about 12 days. The young Kentucky Warblers usually leave the nest about 10 days after hatching.
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==References==
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#{{Ref-Clements6thAug11}}# Dunn, Jon; Garrett, Kimball. 1997. ''A Field Guide to Warblers of North America''. Boston: Houghton Mifflin Company. ISBN 9780395783214
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# [http://www.birdforum.net/showthread.php?p=1692036 Birdforum thread] discussing the taxonomy of Yellowthroats and Kentucky Warbler
 
==External Links==
 
==External Links==
*[http://www.birdforum.net/pp_gallery/showgallery.php?si=Oporornis+formosus&x=14&y=8&perpage=12&sort=1&cat=all&ppuser=&friendemail=email%40yourfriend.com&password= View more images of Kentucky Warbler in the gallery]
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{{GSearch|Geothlypis+formosa}}
[[Category:Birds]]
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[[Category:Birds]] [[Category:Geothlypis]]

Latest revision as of 22:42, 30 June 2014

Photo by Glen Tepke
Photo is a male, taken Marblehead, Massachusetts, USA, 1 May 2004.
Geothlypis formosa

Oporornis formosus

Identification

13 cm (5 to 6 inches) in length. Olive-green back and nape, yellow below from their throat to their belly. Tinge of black on crown, large black mask with a yellow pattern that runs from the beak and encircles the eyes. Females have slightly less black on the sides of their head, and immature birds may have almost no black at all.

Distribution

Breeds in Missouri east to Southern Pennsylvania, south to eastern Texas and Georgia. Winters in Central America. Vagrant north of range and rare vagrant to California, Colorado, New Mexico and Arizona.

Taxonomy

This is a monotypic species[1]. More northern populations sometimes considered as a separate subspecies G. f. umbraticus but most authors reject this2.
Has hybridized with the Blue-winged Warbler twice.
Formerly placed in genus Oporornis,

Habitat

Dense moist deciduous forests.

Behaviour

They nest on the ground. 3 to 6 , white or cream and specked with brown eggs are laid. Incubation is done by the female only, and lasts for about 12 days. The young Kentucky Warblers usually leave the nest about 10 days after hatching.

References

  1. Clements, JF. 2011. The Clements Checklist of Birds of the World. 6th ed., with updates to August 2011. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
  2. Dunn, Jon; Garrett, Kimball. 1997. A Field Guide to Warblers of North America. Boston: Houghton Mifflin Company. ISBN 9780395783214
  3. Birdforum thread discussing the taxonomy of Yellowthroats and Kentucky Warbler

External Links

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