La Tour du Valat

Institut de recherche pour la conservation des zones humides méditerranéennes

Titre :	A female Lucifer Hummingbird (Calothorax lucifer) with iridescent chin feathers
Auteurs :	R. Ortiz-Pulido, Auteur ; V. Martinez-Garcia, Auteur
Type de document :	Article
Dans :	Journal of Field Ornithology (77(1) WIN 2006)
Article en page(s) :	71-73
Langues:	Anglais
Résumé :	We report an observation of a female Lucifer Hummingbird (Calathorax lucifer) with iridescent feathers oil the chill, resembling the plumage of the juvenile male. The female and nest were found in a xeric shrubland in Barranca de Metztitlan Biosphere Reserve, Hidalgo State, Mexico. This is the first definitive report of a breeding female with such plumage, supporting a previous observation in which sex was not confirmed by behavior. Although this condition appears be rare in female Lucifer Hummingbirds, females in other species of hummingbirds exhibit Much variation in the amount of iridescent plumage oil the chin and in some, Such as Costa's Hummingbirds (Calypte costae), females commonly exhibit colored feathers on the chin.

Lundi , mardi et jeudi de 9h à 12h et de 13h à 17h00 : ouverture au public ...