2009
Ramírez-Bautista, A. y E. G. Dávila-Ulloa. 2009. Reproductive characteristics of a population of Sceloporus dugesii (Squamata: phrynosomatidae) from Michoacán, Mexico. ISSN: 1943-6262. The Southwestern Naturalist 54 (4): 400-408.
A female Lucifer Hummingbird (Calothorax lucifer) with iridescent chin feathers
UN PANORAMA BREVE DE LA HISTORIA DE LA ORNITOLOGÍA MEXICANA
DISTRIBUCIÓN DE COLIBRÍES EN LA ZONA BAJA DEL CENTRO DE VERACRUZ, MÉXICO
Temporal-spatial segregation among hummingbirds foraging on honeydew in a temperate forest in Mexico
Abundance of frugivorous birds and richness of fruit resource: is there a temporal relationship?