A salmon-crested cockatoo at the Sedgwick County Zoo. Photo by Joel Sartore

Purple-banded sunbird (Nectarinia bifasciata) at Chitengo Camp, in Gorongosa National Park. Photo by Joel Sartore

Blue waxbills (Uraeginthus angolensis) (awake or dozing off) are a common sight in Gorongosa's dry, bushy grasslands. Photo by Joel Sartore.

Brown-hooded kingfisher (Halcyon albiventris) collected at Chitengo Camp, in Gorongosa National Park. Photo by Joel Sartore.

Spectacled weavers (Ploceus ocularis) collected near the Field Museum's base camp in the foothills of the Mount Gorongosa range. Photo by Joel Sartore.