Family Guans, Chachalacas, Curassows (Cracidae)

Near Threatened

Yellow-knobbed Curassow (Crax daubentoni)


Taxonomy

French: Hocco de Daubenton German: Gelblappenhokko Spanish: Pavón porú
Taxonomy:

Crax Daubentoni

G. R. Gray

, 1867,

“Central America”? = Venezuela

.

Most closely related to C. rubra and C. alberti#R. Previously treated as a race of latter. Form C. viridirostris, with green cere, is based on aberrant individual of present species or a hybrid between latter and another Crax (see C. alberti). Form C. incommoda was described from a rather unusual female specimen of present species. Monotypic.

Distribution:

N Venezuela N of R Orinoco (from Maracaibo basin and Táchira E to Sucre and Monagas) and immediately adjacent parts of Colombia (in La Guajira, Norte de Santander, Boyacá and Arauca).

Descriptive notes

84–92·5 cm; male 2925–3200 g, but one bird 1625 g; one female 2325 g. Male is only Crax with yellow cere that has prominent knob on bill and... read more

Voice

Males sing—the ‘bomb-dropping’ c. 4-second descending whistle (without the... read more

Habitat

Most commonly found in gallery forests and tall scrub of Venezuelan and Colombian llanos;... read more

Food and feeding

Diet includes fruit (49% of stomach contents), seeds (48%), leaves (1%), gravel and earth (2%0, insects (Coleoptera), flowers, roots, fungi... read more

Breeding

Laying in May–Jun in Venezuelan llanos, during early rains; two females with eggs in May in Colombia; one juvenile in Aug on... read more

Movements

No information available; presumably sedentary.

Status and conservation

Not globally threatened. Currently treated as Near Threatened. Is, or was, common in llanos, at least in Venezuela, and continues to be relatively plentiful in some... read more

Recommended citation

del Hoyo, J. & Kirwan, G.M. (2018). Yellow-knobbed Curassow (Crax daubentoni). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/53313 on 21 January 2018).