1. Alpacas grazing, hillside agriculture Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Location: Chuschi (Peru) Date: 2001 Format: Image
2. Alpacas grazing, La Unión Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Date: 2001 Format: Image
3. Alpacas grazing, La Unión Collection: Billie Jean Isbell Andean Collection Set: Vertical ecology of the Andes: Puna Date: 2001 Format: Image