Andy Rodker's photos with the keyword: guano

Griffon vulture on El Cancho de La Bola. A clear day - Uceda, a village in Guadalajara province can be clearly seen here in mid-distance. Normally the heat haze or Madrid smog doesn't allow me to see that far. It has been suggested that full-screen works well here.

Griffon vulture on El Cancho de La Bola, Sierra de La Cabrera. I know I've said this before and I know one or two of you don't like the thought but this granite boulder is only white because of 10,000 years of guano!