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Topic: Empidonax


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  Hammond's Flycatcher
One of the typical summer mountain forest birds in the Pacific Northwest is the inconspicuous Hammond's Flycatcher (Empidonax hammondii).
Flycatchers in the genus Empidonax are all very similar, and notoriously difficult to identify.
Empidonax flycatchers ("Empids") are told from other flycatchers in our region by the combination of an eyering, and two wingbars.
thebirdguide.com /sample/hafl.htm   (1486 words)

  
 Empidonax - Wikipedia, the free encyclopedia
The genus Empidonax is a group of small insect-eating passerine birds in the tyrant flycatcher family, the Tyrannidae.
In the nesting season, they may be distinguished on range, habitat and call; in other situations, particularly on migration, it may not be possible to be sure of specific identification.
Euler's Flycatcher, Lathrotriccus euleri and Gray-breasted Flycatcher, Lathrotriccus griseipectus were formerly placed in Empidonax, but differ anatomically and biochemically and are now split as the genus Lathrotriccus.
en.wikipedia.org /wiki/Empidonax   (142 words)

  
 Southwestern Willow Flycatcher   (Site not responding. Last check: 2007-10-10)
Empidonax is Latin for the "mosquito king," an apt name for these flycatchers.
Throat whitish, breast pale olive, and belly yellowish.
The southwestern willow flycatcher is federally listed as endangered; a proposal to list critical habitat for Arizona and elsewhere is pending.
www.gf.state.az.us /w_c/nongame_southwestern_willow_flycatcher.shtml   (466 words)

  
 Buff-breasted Flycatcher - Wikipedia, the free encyclopedia
The Buff-breasted Flycatcher, Empidonax fulvifrons is a small insect-eating bird.
It is the smallest Empidonax flycatcher, with typical size ranging from 11.5-13 cm.
Empidonax fulvifrons pygmaeus Coues, 1865 (Northern Buff-breasted Flycatcher or Fulvous Flycatcher)
en.wikipedia.org /wiki/Buff-breasted_Flycatcher   (243 words)

  
 Rare Empidonax Flycatchers in Santa Cruz County, CA
Recent questions about an Empidonax flycatcher at Natural Bridges S. prompted this look at the accepted records of rare “Empids” in Santa Cruz County, California.
Empidonax flycatchers present great challenges for field identification.
In the end, even this analysis left him uncertain of what it was, as he concluded it was likely a Hammond’s but it might have been a Least Flycatcher.
santacruzbirdclub.org /empi.html   (735 words)

  
 Willow Flycatcher (Empidonax traillii)
Ecology of a Sierra Nevada population of Willow Flycatchers (Empidonax traillii), 1986-1987.
Serena, M. The status and distribution of the Willow Flycatcher (Empidonax traillii) in selected portions of the Sierra Nevada, 1982.
Reproductive response of the Southwestern Willow Flycatcher (Empidonax traillii extimus) to the removal of Brown-headed Cowbirds.
www.prbo.org /calpif/htmldocs/species/riparian/willow_flycatcher.htm   (12361 words)

  
 Pacific-slope Flycatcher - VWS BSOL Featured Bird   (Site not responding. Last check: 2007-10-10)
The Pacific-slope Flycatcher is one of several very similar-looking birds called Empidonax flycatchers.
According to Pyle (1997) there are three subspecies of Pacific-slope Flycatcher, identified by their breeding ranges.
It is quite difficult to tell different species of Empidonax flycatchers apart: in fact the Pacific-slope Flycatcher used to be known as the Western Flycatcher until that species was split in two.
www.ventanaws.org /FeaturedBirds/PacificSlopeFlycatcher.htm   (454 words)

  
 SITE FIDELITY, TERRITORY FIDELITY, AND NATAL PHILOPATRY IN WILLOW FLYCATCHERS (EMPIDONAX TRAILLII) Auk, The - Find ...
I investigated the causes and consequences of adult breeding-site fidelity, territory fidelity, and natal philopatry in Willow Flycatchers (Empidonax traillii) in southeastern Oregon over a 10-year period, testing the general hypothesis that fidelity and dispersal distances are influenced by previous breeding performance.
Willow Flycatchers adhered to the generally observed tendencies of passerine birds for low natal philopatry and high breedingsite fidelity.
Empidonax traillii concuerda con la tendencia general observada en aves paserinas a una baja filopatría natal y una alla fidelidad a los sitios de nidificacion.
www.findarticles.com /p/articles/mi_qa3793/is_200410/ai_n9432227   (848 words)

  
 EPA: Federal Register: Endangered and Threatened Species Permit Applications
Applicant requests a permit to photograph a southwestern willow flycatcher (Empidonax traillii extimus) at a nest site in Arizona as part of an education book concerning endangered species.
Applicant requests a permit to conduct presence/absence surveys for southwestern willow flycatcher (Empidonax traillii extimus) within Arizona, New Mexico, and Colorado.
Applicant requests a permit to conduct presence/absence surveys for southwestern willow flycatcher (Empidonax traillii extimus), Yuma clapper rail (Rallus longirostris yumanensis), and cactus ferruginous pygmy-owl (Glaucidium brasilianum cactorum) within Arizona.
www.epa.gov /fedrgstr/EPA-SPECIES/2001/May/Day-25/e13241.htm   (909 words)

  
 eNature.com Nature Guides
The species of the genus Empidonax are so similar in appearance that only an expert can tell them apart by sight alone.
Thus, the only sure way to identify breeding males is by their voices, which are different in each species.
In other seasons when males do not sing, all that can readily be told is that they are Empidonax flycatchers.
www.enature.com /flashcard/show_flash_card.asp?recordNumber=BD0501   (158 words)

  
 Least Flycatcher - Stúfgreipur / Birding Iceland
A strange looking bird, that had flown into a house, was caught by Katrín Jónsdóttir at Stokkseyri (S-Iceland) in the late afternoon of 6 October 2003 and brought to a local birder.
The bird was released in the morning of 7 October.
There is only one previous record of an Empidonax flycatcher in the Western Palearctic; an Acadian Flycatcher E.
www.hi.is /~yannk/empmin.html   (149 words)

  
 Dastardly Duos 37--Empidonax Flycatchers--Tucson Audubon Society
During fall migration Hammond’s (Empidonax hammondii), Dusky (Empidonax oberholseri), and Gray Flycatchers (Empidonax wrightii) can be encountered together giving birders a choice opportunity to practice their observing skills.
A word of warning though folks—one should be content with identifying Empidonax flycatchers only as conditions allow.
Unlike other Empidonax flycatchers, Grays pump their tails down instead of up, in a gentler manner.
www.tucsonaudubon.org /birding/duos37.htm   (581 words)

  
 Gray Flycatcher (Empidonax wrightii) in Chatham Co., NC   (Site not responding. Last check: 2007-10-10)
Gray Flycatcher (Empidonax wrightii) in Chatham Co., NC Gray Flycatcher (Empidonax wrightii) in Chatham Co., NC Gray Flycatcher, Chatham Co., NC 1/19/2004.
This Empidonax flycatcher was found on the Jordan Lake Christmas Bird Count 12/28/03 at Hank's Chapel by the team of Josh Rose, Bill Lupardus, and Glenn Simon.
On 12/30/03 Derb Carter relocated the bird at the same spot and tentatively identified it as a Gray Flycatcher.
www.carolinanature.com /birds/grayflycatcher.html   (167 words)

  
 Page Title   (Site not responding. Last check: 2007-10-10)
Willow Flycatchers come through a little later than the other species of Empidonax in spring.
The Empidonax are usually silent in migration and very hard to tell apart.
This group of flycatcher is difficult to identify to species and some of the unknown Empidonax sightings no doubt pertain to this species.
members.cox.net /sganley/page34.html   (406 words)

  
 A Guide to Western Empidonax Flycatchers
If you were to walk into a room full of birders and ask them to point at the Empidonax expert, I can pretty much guarantee that none of them will be pointing at me. The Empidonax group is notoriously scary and even the most practiced of flycatcher watchers will stumble.
But the time for a birder to take his or her best shot is in the breeding season when the males are talking and the plumages are reasonably fresh.
The following is a beginners course in western Empidonax identification.
home.pacifier.com /~mpatters/archive/empid/empid.html   (242 words)

  
 Coots
Alder or Willow Flycatcher, Empidonax (trailii) alnorum <#786
Empidonax wrightii <#406> -- D. and W. Weathers
Hammond’s Flycatcher, Empidonax hammondii <#826> -- J. Farrand, Jr.
faculty.ucr.edu /~legneref/birds/flycatch.htm   (95 words)

  
 Western Flycatcher - Richard Ditch   (Site not responding. Last check: 2007-10-10)
Commentary: "The bane of birdwatchers, flycatchers of the genus Empidonax are extremely difficult to identify" - National Geographic Field Guide to the Birds of North America.
The Western Flycatcher was recently split into Pacific-slope Flycatcher (Empidonax difficilis) and Cordilleran Flycatcher (Empidonax occidentalis), which can only be separated in the field by the calls of the male.
In fall migration where both species occur honest birders don't put either name to these troublesome birds and still use the inclusive former name as I have here.
home.earthlink.net /~richditch/westernfly1.htm   (153 words)

  
 Southwestern willow flyatcher - empidonax trallii extimus - Center for Biological Diversity   (Site not responding. Last check: 2007-10-10)
Southwestern willow flyatcher - empidonax trallii extimus - Center for Biological Diversity
Swooping from a willow thicket to catch insects over a desert stream, the southwestern willow flycatcher is an image of grace and beauty.
Given the critical status of the flycatcher and ongoing threats to its habitat, the Center will be involved in the fight to save the southwestern willow flycatcher and the riparian habitats it depends on for decades to come.
www.biologicaldiversity.org /swcbd/species/swwf/index.HTML   (630 words)

  
 Alder Flycatcher - Elrigreipur / Birding Iceland
An Empidonax flycatcher was discovered early today at Kverkin/Eyjafjöll (S-Iceland) by Björn Arnarson, Edward Barry Rickson, Einar Ó.
The bird seemed in good shape, was not ringed when released and was still present at this site later in the day.
There are two previous records of Empidonax flycatchers in the Western Palearctic (both in Iceland); an Acadian Flycatcher E.
www.hi.is /~yannk/empaln.html   (158 words)

  
 Green Backed Heron | Pacific-slope Flycatcher (Empidonax difficilis)   (Site not responding. Last check: 2007-10-10)
The Western Flycatcher was split into Pacific-slope and Cordilleran (Empidonax occidentalis) which are very similar in looks and voice.
These species are also very similar to the Yellow-bellied (Empidonax flaviventris) the eyering on the 'Westerns' is typically narrow at the top and extended at the rear with a 'tail'.
Pacific-slope Flycatcher Empidonax difficilis Jackie Alliison California Nipomo
www.greenbackedheron.com /photo/59215074   (112 words)

  
 Pacific-slope Flycatcher (Empidonax difficilis) at Jordan Lake, NC
Pacific-slope Flycatcher (Empidonax difficilis) at Jordan Lake, NC Pacific-slope Flycatcher (Empidonax difficilis) at Jordan Lake - First North Carolina Record
The old Western Flycatcher was split several years ago into Pacific-slope Flycatcher (Empidonax difficilis) of the west coast and Cordilleran Flycatcher (Empidonax occidentalis) of the Rocky Mountains.
They are nearly identical in plumage but can be told apart by Male Position Notes.
www.carolinanature.com /birds/psfl.html   (582 words)

  
 Black-capped Flycatcher (Empidonax atriceps)
Refer to my image use page if you are interested in purchasing rights.
is similar in appearance to the other members of the genus Empidonax more familiar to U.S. observers.
This species ranges from Costa Rica to Panama and can often be found in the upper canopy of mountain forests.
www.greglasley.net /bcfly.html   (131 words)

  
 Yellow-bellied Flycatcher - Empidonax flaviventris   (Site not responding. Last check: 2007-10-10)
A very small flycatcher, olive-green above, yellowish below, including throat, with 2 white wing bars and yellowish eye ring.
Other flycatchers of genus Empidonax (Acadian, Alder, Willow, and Least) have more whitish throats, underparts, and eye rings.
With its yellowish throat, underparts, and eye ring, it is the easiest of the eastern Empidonax flycatchers to identify.
www.birdforum.net /bird_view.php?bid=9660   (244 words)

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