Carlos Urdiales:
Tyranus vociferans vs Tyranus verticalis - San Diego Natural History Museum California SEP1994 125
Carlos Urdiales:
Toxostoma crissale - Crissal Thrasher - San Diego Natural History Museum California SEP1994 127
Carlos Urdiales:
Gymnogyps californicus - California Condor San Diego Natural History Museum California SEP1994 130
Carlos Urdiales:
Gymnogyps californicus - California Condor - San Diego Natural History Museum California SEP1994 129
Carlos Urdiales:
Campylorhynchus brunneicapillus - Cactus Wren - San Diego Natural History Museum California SEP1994 126
Carlos Urdiales:
Callipepla gambelii - Gambel's Quail San Diego Natural History Museum California SEP1994 132
Carlos Urdiales:
Callipepla gambelii - Gambel's Quail - San Diego Natural History Museum California SEP1994 131
Carlos Urdiales:
Agelaius tricolor - Tricolored Blackbird - San Diego Natural History Museum California SEP1994 128