Stock photography, photos: Purple Heron - Ghana Stock photos of The Purple heron (Ardea purpurea), feeds mainly on fish, but will also eat insects, amphibians, and occasionally shellfish, small mammals, reptiles and even small birds. Digya National Park in the Brong Ahafo Region of Ghana, West Africa. Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: Ghana, gold coast, Africa, west Africa, brong ahafo, brong ahafo region, purple heron, heron, Ardea purpurea, digya, digya park