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to bluish black tail. Their chin and throat are white, the sides of the neck and upper breast bright green, and the lower breast and vent area dark gray. Females have entirely bright green upperparts. Their central tail feathers are dark metallic to bronze green and the outer ones paler. Their throat and belly are dark rufous and the undertail
352:
The grey-tailed mountaingem is about 12 cm (4.7 in) long and weighs about 5 to 6 g (0.18 to 0.21 oz). It has a medium-length straight black bill, dark cheeks, and a white stripe behind the eye. Males have mostly dark bronzy green upperparts with an emerald green crown and a black
482:, though it has a small range and its population size and trend are unknown. It is considered common. However, "this hummingbird is potentially threatened by human activities" such as deforestation for timber and agriculture.
682:
Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from
419:
The white-throated mountaingem's breeding season spans from
October to April. Its nest is a cup of fine fibers with moss and some lichen on the outside. The incubation length and time to fledging are not known.
398:
in the forest interior while females more often feed in shrubby areas. Males are territorial, defending flower patches. They are dominant over smaller hummingbirds and subordinate to larger ones like the
369:. It inhabits the interior, edges, and shrubby clearings of oak forest and also gardens in communities near the forest. In elevation it ranges from 1,500 m (4,900 ft) up to
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713:), version 1.0. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA.
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The white-throated mountaingem feeds on nectar from a variety of flowering plants. Males typically feed at
833:
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639:
305:
610:
Handbook of the Birds of the World and BirdLife
International digital checklist of the birds of the world
210:
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236:
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http://datazone.birdlife.org/userfiles/file/Species/Taxonomy/HBW-BirdLife_Checklist_v5_Dec20.zip
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The white-throated mountaingem is found only in the mountains of western Panama's
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628:"White-throated Mountain-gem (Lampornis castaneoventris), version 1.0"
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The white-throated mountaingem makes high pitched calls described as "
289:
124:
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874:
744:
328:) as subspecies of what they call the white-throated mountain-gem.
312:(HBW). However, the North American Classification Committee of the
999:
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87:
81:
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The white-throated mountaingem is treated as a species by the
579:
Gill, F.; Donsker, D.; Rasmussen, P., eds. (January 2022).
709:
Juárez-Jovel, R. C. (2020). White-throated
Mountain-gem (
685:
https://www.birds.cornell.edu/clementschecklist/download/
386:
The white-throated mountaingem is a year-round resident.
478:
has assessed the white-throated mountaingem as being of
640:
10.2173/bow.wtmgem1.01species_shared.bow.project_name
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757:
730:Stiles, F. Gary & Skutch, Alexander F. (1990):
444:Listen to white-throated mountaingem on xeno-canto
531:10.2305/IUCN.UK.2016-3.RLTS.T22725795A94902462.en
664:. American Ornithological Society. June 29, 2021
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662:"Check-list of North and Middle American Birds"
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40:
31:
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245:Lampornis castaneoventris castaneoventris
466:" and also "a 'sputtery, bubbly' song".
1118:Birds of the Talamancan montane forests
513:The IUCN Red List of Threatened Species
491:
715:https://doi.org/10.2173/bow.wtmgem1.01
608:HBW and BirdLife International (2020)
497:
495:
302:International Ornithological Committee
7:
1108:IUCN Red List least concern species
407:). The species also feeds on small
357:are gray with white or buff edges.
732:A guide to the birds of Costa Rica
310:Handbook of the Birds of the World
25:
428:
101:
502:BirdLife International (2016).
314:American Ornithological Society
1:
504:"White-throated Mountain-gem
734:. Cornell University Press.
260:white-throated mountain-gem
35:White-throated mountaingem
18:White-throated mountain-gem
1144:
401:fiery-throated hummingbird
256:white-throated mountaingem
1030:Trochilus castaneoventris
1018:Lampornis-castaneoventris
803:Lampornis_castaneoventris
789:Lampornis castaneoventris
759:Lampornis castaneoventris
711:Lampornis castaneoventris
687:Retrieved August 25, 2021
612:Version 5. Available at:
506:Lampornis castaneoventris
265:Lampornis castaneoventris
242:
235:
220:Lampornis castaneoventris
216:
209:
98:Scientific classification
96:
79:
57:
48:
39:
34:
626:Juárez, Roselvy (2020).
524:: e.T22725795A94902462.
361:Distribution and habitat
296:Taxonomy and systematics
1128:Birds described in 1851
1123:Endemic birds of Panama
322:grey-tailed mountaingem
202:L. castaneoventris
411:gleaned from foliage.
349:
341:
326:Lampornis cinereicauda
306:BirdLife International
27:Species of hummingbird
717:retrieved 26 May 2022
616:retrieved 27 May 2021
347:
339:
553:"Appendices | CITES"
284:to the highlands of
585:IOC World Bird List
51:Conservation status
632:Birds of the World
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268:) is a species of
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987:Open Tree of Life
751:Taxon identifiers
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405:Panterpe insignis
367:ChiriquĂ Province
320:treat it and the
318:Clements taxonomy
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961:Neotropical
896:iNaturalist
783:Wikispecies
591:January 15,
332:Description
278:Trochilinae
270:hummingbird
178:Trochilidae
168:Apodiformes
84:Appendix II
1102:Categories
1013:Xeno-canto
562:2022-01-14
486:References
409:arthropods
371:timberline
304:(IOC) and
286:Costa Rica
1113:Lampornis
1045:Q41024664
668:August 9,
648:2771-3105
557:cites.org
396:epiphytes
272:in tribe
196:Species:
189:Lampornis
158:Strisores
121:Kingdom:
115:Eukaryota
1039:Wikidata
1000:Species+
940:22725795
914:10212366
839:22725795
834:BirdLife
823:BioLib:
768:Wikidata
587:. v 12.1
415:Breeding
382:Movement
377:Behavior
316:and the
280:. It is
237:Synonyms
174:Family:
135:Chordata
131:Phylum:
125:Animalia
111:Domain:
71:IUCN 3.1
1085:1149817
1072:8902003
966:wtmgem1
888:2476752
875:wtmgem1
849:wtmgem1
811:Avibase
774:Q838355
390:Feeding
355:coverts
282:endemic
230:, 1851)
184:Genus:
164:Order:
141:Class:
86: (
69: (
992:827276
953:190692
927:555191
738:
646:
537:26 May
470:Status
348:Female
290:Panama
1059:8KDLN
1005:10274
979:71942
909:IRMNG
870:eBird
862:3S3HG
846:BOW:
826:23996
228:Gould
152:Clade
88:CITES
82:CITES
1080:ITIS
1067:GBIF
948:NCBI
935:IUCN
922:ITIS
901:5831
883:GBIF
736:ISBN
670:2021
644:ISSN
593:2022
539:2022
522:IUCN
518:2016
476:IUCN
474:The
464:ziip
460:ziit
340:Male
288:and
254:The
145:Aves
1054:CoL
857:CoL
798:ADW
636:doi
526:doi
462:or
308:'s
258:or
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
