The sun has just come up over the mountains, and a small group of photographers talk quietly in the back of a blue SUV. Suddenly the driver pulls over, cocks his head, and listens intently. Then he smiles and nods. He hears the unique bleating sound of a guanaco alarm call. It is going to be a good day.
The photographers have traveled great distances, in some cases more than 6,000 miles, to a region at the southern tip of South America known as Patagonia. They have come for the