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323:, the latter found only on the male. Males are mostly black with a white vent and tail tip. Females are also mostly black but their lower belly and vent are rufous. They have fine white barring on the wings and tail, and a rare "barred" morph also has barring on the breast and belly. Both sexes have an erectile crest, the male's black and the female's black and white.
378:
Blue-billed curassows reach sexual maturity at three years of age. The blue-billed curassow's breeding season spans from mid-December to early March. It is reported to be monogamous. It builds a large nest of sticks and dead leaves and conceals it in dense vine tangles. It typically places it between
494:
Without intervention, populations of blue-billed curassows are not viable for a 100-year period. The most immediate conservation strategies recommended are to eliminate or significantly reduce hunting. Agreements have already been signed with property owners in San
Bartolo, La Ganadera, and Rancho
448:
has assessed the blue-billed curassow as
Critically Endangered. Its population is estimated to be fewer than 1,500 mature individuals and its population is fragmented and decreasing. Deforestation and hunting are the major threats. The ProAves El Paujil Bird Reserve in
578:
Remsen, J. V., Jr., J. I. Areta, E. Bonaccorso, S. Claramunt, A. Jaramillo, D. F. Lane, J. F. Pacheco, M. B. Robbins, F. G. Stiles, and K. J. Zimmer. Version 24 August 2021. A classification of the bird species of South
America. American Ornithological Society.
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with 2,090-square-kilometers. It inhabits undisturbed forest in the tropical and upper tropical zones, mostly from near sea level to 600 m (2,000 ft) but at least formerly as high as 1,200 m (3,900 ft). The
369:
The blue-billed curassow mainly feeds on the ground. Its diet has not been extensively studied but it is known to include fruits, worms, and insects. It also takes in sand and small stones as digestive aids.
433:
468:
Hunting is the most immediate threat to the species. Studied populations are not estimated to survive another 100 years at hunting has the greatest impact on the expected extinction date.
331:
The blue-billed curassow is found only in northern
Colombia. Its range used to stretch 106,700-square-kilometers; it now has a highly fragmented range, with small populations between
1194:
495:
Verde ranches to guarantee forest protection and no hunting within their boundaries. This method, combined with captive-bred individuals will help population viability.
613:), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA.
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315:
The blue-billed curassow is 82.5 to 92.5 cm (2.7 to 3.0 ft) long and weighs 3.2 to 3.6 kg (7.1 to 7.9 lb). It is the only curassow with a blue
1114:
465:. Forests have also been cleared for agriculture, livestock, oil extraction, and mining. Around 98% to 99% of blue-billed curassow habitat has been lost.
1049:
1088:
417:
Male blue-billed curassows "boom" from the ground, "a 4–5-syllable series of deep notes...repeated over and over, 'hmm...hmh...hmm...hmm...hmh
461:
One of the threats facing blue-billed curassows is habitat loss/fragmentation. Habitat loss occurs from widespread use of herbicides by the
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379:
the understory and the subcanopy. The clutch size is two to three eggs. Eggs are incubated for 32 days before hatching full-feathered.
1209:
775:"Evaluation of alternative conservation strategies for the blue-billed curassow Crax alberti in the Middle Magdalena Valley, Colombia"
862:
1214:
1013:
773:
Valencia, Igor F.; Kattan, Gustavo H.; Valenzuela, Leonor; Caro, Lina; Arbelaez, Fernando; Forero-Medina, German (March 2023).
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was created in 2003 especially to protect one population. Captive breeding has been successful.
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421:". Both sexes give an alarm call, a "soft, high-pitched whistle 'peh-weeeéoh' or 'pehoo
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815:"Alliance for Zero Extinction - Conserving the world's most threatened species"
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In 1991, the
International Council for Bird Preservation petitioned the
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is home to the last viable population of blue-billed curassows.
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Smithsonian's
Notional Zoo & Conservation Biology Institute
814:
484:. The species was listed as endangered under the act in 2013.
609:
del Hoyo, J. and G. M. Kirwan (2020). Blue-billed
Curassow (
307:
has been determined to be a female blue-billed curassow.
885:
581:
https://www.museum.lsu.edu/~Remsen/SACCBaseline.htm
557:Gill, F.; Donsker, D.; Rasmussen, P. (July 2021).
487:Blue-billed curassows are currently listed as an
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291:. However, it formerly included what is now the
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403:Listen to blue-billed curassow on xeno-canto
1195:IUCN Red List critically endangered species
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235:Distribution of the blue-billed curassow
863:"Blue-knobbed Curassow" species write-up
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480:to add the blue-billed curassow to the
615:https://doi.org/10.2173/bow.bubcur1.01
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529:IUCN Red List of Threatened Species
857:Blue-billed Curassow photo gallery
25:
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105:
847:"Blue-knobbed Curassow"-Stamps
559:"IOC World Bird List (v 11.2)"
478:U.S. Fish and Wildlife Service
1:
439:Naturalis Biodiversity Center
489:Alliance for Zero Extinction
287:The blue-billed curassow is
842:BirdLife Species Factsheet.
661:www.biologicaldiversity.org
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1220:Taxa named by Louis Fraser
743:. ProAves. August 18, 2010
437:Preserved specimen in the
1210:Endemic birds of Colombia
792:10.1017/S0030605322000060
688:American Bird Conservancy
617:retrieved October 1, 2021
583:retrieved August 24, 2021
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102:Scientific classification
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741:"El Paujil Bird Reserve"
630:. White Oak Conservation
350:SerranĂa de las Quinchas
327:Distribution and habitat
283:Taxonomy and systematics
1215:Birds described in 1852
299:) as a subspecies. The
293:yellow-knobbed curassow
717:"Blue-billed curassow"
684:"Blue-billed Curassow"
657:"Blue-billed curassow"
628:"Blue Billed Curassow"
520:"Blue-billed Curassow
516:BirdLife International
482:Endangered Species Act
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337:Magdalena Departments
87:Critically Endangered
37:Blue-billed curassow
18:Blue-knobbed curassow
1019:blue-billed_curassow
472:Conservation Efforts
463:Colombian government
451:Santander Department
303:of putative species
243:blue-billed curassow
72:Conservation status
819:zeroextinction.org
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345:Boyacá Departments
251:) is a species of
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1141:Open Tree of Life
879:Taxon identifiers
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1172:Crax-alberti
944:crax-alberti
931:Crax_alberti
917:Crax alberti
887:Crax alberti
886:
822:. Retrieved
818:
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724:. Retrieved
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611:Crax alberti
610:
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537:. Retrieved
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522:Crax alberti
521:
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413:Vocalization
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352:area in the
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248:Crax alberti
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211:Crax alberti
210:
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179:
31:
29:
1128:Neotropical
1063:iNaturalist
911:Wikispecies
311:Description
261:chachalacas
159:Galliformes
1189:Categories
1167:Xeno-canto
824:2024-05-06
747:October 1,
726:2024-05-05
693:2024-05-06
666:2024-05-06
634:October 1,
499:References
333:La Guajira
1205:Curassows
801:0030-6053
539:1 October
491:species.
341:Antioquia
339:south to
289:monotypic
269:curassows
187:Species:
125:Kingdom:
119:Eukaryota
1154:Species+
1107:22678525
1081:10191389
970:22678525
965:BirdLife
902:Q1043334
896:Wikidata
851:Colombia
564:July 14,
518:(2018).
374:Breeding
360:Behavior
301:holotype
277:Colombia
271:. It is
257:Cracidae
169:Cracidae
165:Family:
139:Chordata
135:Phylum:
129:Animalia
115:Domain:
92:IUCN 3.1
1133:bubcur1
1055:2482178
1032:bubcur1
993:bubcur1
952:Avibase
869:oiseaux
457:Threats
365:Feeding
273:endemic
175:Genus:
155:Order:
145:Class:
90: (
65:Female
1146:654721
1094:175757
1039:ECOS:
1014:Center
939:ARKive
799:
429:Status
321:wattle
267:, and
259:, the
220:, 1852
218:Fraser
1120:84984
1076:IRMNG
1027:eBird
1006:6BBXD
990:BOW:
983:28744
859:VIREO
849:(for
265:guans
51:Male
1200:Crax
1159:5251
1115:NCBI
1102:IUCN
1089:ITIS
1068:2050
1050:GBIF
1042:5271
978:BOLD
797:ISSN
779:Oryx
749:2021
636:2021
566:2021
541:2021
534:2018
446:IUCN
444:The
343:and
335:and
319:and
317:cere
253:bird
241:The
180:Crax
149:Aves
1001:CoL
926:ADW
787:doi
425:".
275:to
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
