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;[[: Category:Frederickena|Frederickena]] unduligera | ;[[: Category:Frederickena|Frederickena]] unduligera | ||
==Identification== | ==Identification== | ||
| − | Black throat with faint wavy white bars | + | Bill is very stout. <br /> |
| + | '''Male''': Black throat and upper breast black, rest of body black with faint wavy white bars. Female rufous barred black, about equal with on upper and narrower black on lower parts; tail black and grey. | ||
| + | |||
| + | Geographic variation mostly in female plumage and voice. Female ''F. u. fulva'' has a more reddish, warmer color than the other subspecies and she is more heavily barred. | ||
==Distribution== | ==Distribution== | ||
[[Bolivia]], [[Brazil]], [[Colombia]], [[Ecuador]], and [[Peru]]. | [[Bolivia]], [[Brazil]], [[Colombia]], [[Ecuador]], and [[Peru]]. | ||
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==References== | ==References== | ||
#{{Ref-Clements6thDec09}}#[http://www.birdforum.net/showthread.php?t=158359 Birdforum thread] discussing the taxonomy of Undulated Antshrike | #{{Ref-Clements6thDec09}}#[http://www.birdforum.net/showthread.php?t=158359 Birdforum thread] discussing the taxonomy of Undulated Antshrike | ||
| + | # Ridgely and Tudor 2009. Field guide to the songbirds of South America - The Passerines. University of Texas Press. ISBN 978-0-292-71979-8 | ||
| + | #[http://www.museum.lsu.edu/~Remsen/SACCprop431.html SACC proposal] to split Fulvous Antshrike | ||
{{ref}} | {{ref}} | ||
==External Links== | ==External Links== | ||
Revision as of 01:49, 28 April 2010
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- Frederickena unduligera
Identification
Bill is very stout.
Male: Black throat and upper breast black, rest of body black with faint wavy white bars. Female rufous barred black, about equal with on upper and narrower black on lower parts; tail black and grey.
Geographic variation mostly in female plumage and voice. Female F. u. fulva has a more reddish, warmer color than the other subspecies and she is more heavily barred.
Distribution
Bolivia, Brazil, Colombia, Ecuador, and Peru.
Taxonomy
Closely related to Black-throated Antshrike.
Subspecies[1]
There are 4 subspecies:
- F. u. unduligera:
- North-western Amazonian Brazil on upper Rio Negro
- F. u. fulva:
- F. u. diversa:
- F. u. pallida:
- South-western Amazonian Brazil south of the Amazon; northern Bolivia (?)
There is a proposal to split Fulvous Antshrike (Frederickena fulva) as a monotypic species while leaving the other three subspecies together in this species.
Habitat
Moist lowland forests.
Behaviour
References
- Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- Birdforum thread discussing the taxonomy of Undulated Antshrike
- Ridgely and Tudor 2009. Field guide to the songbirds of South America - The Passerines. University of Texas Press. ISBN 978-0-292-71979-8
- SACC proposal to split Fulvous Antshrike
Recommended Citation
- BirdForum Opus contributors. (2024) Undulated Antshrike. In: BirdForum, the forum for wild birds and birding. Retrieved 12 May 2024 from https://www.birdforum.net/opus/Undulated_Antshrike
