Marlene Ehrenberg:
View of Mexico City from Milpa Alta
Marlene Ehrenberg:
Observing birds with Gerardo del Olmo and Graciela
Marlene Ehrenberg:
Madroño or arbutus
Marlene Ehrenberg:
Whose nest could this be?
Marlene Ehrenberg:
A pair of Red tailed hawks swirling above
Marlene Ehrenberg:
Marlene with Gerardo´s excelent binocular
Marlene Ehrenberg:
El Temazcal
Marlene Ehrenberg:
Watching Catharus ustulatus La Palapa
Marlene Ehrenberg:
Quesadillas and sopes of blue corn mmmmm
Marlene Ehrenberg:
we found a slate-throated redstart
Marlene Ehrenberg:
South view from the observation tower