South-eastern Mexico (southern Oaxaca and Chiapas) and Guatemala; there is also a probable record from Honduras, which remains unconfirmed.
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is 1,000 - 2,499 (2010) and decreasing.
Status EN
Habitat destruction and degradation through conversion to agriculture, human developments,, hunting, trade are the main threats.
For more information see BirdLife International Species Factsheet.
Food
Fruit, orchid flowers and leaves. Rarely invertebrates.
Voice
A deep, low booming 'uhmm, uh'mmm uh'mmm, uh'mmm uh'mmm, uh'mmm uh'mmmmm' uttered by males. Females utter around 7-8 vocalisations and variants. Other vocalisations include snorts, clicking and bill-clacking.
Horned Guan (Oreophasis derbianus) [XC334384]
by Richard E. Webster from Campamento El Triunfo, Chiapas, Mexico (alarm call, bill clack)
Horned Guan (Oreophasis derbianus) [XC461246]
by Jacob Socolar from Parque Regional Municipal (Astillero De San Marcos), San Marcos, Guatemala (alarm call, call)
BirdLife International Species Factsheet