Authenticated (15/12/08) by Ross Wanless and Andrea Angel, Percy Fitzpatrick Institute of African Ornithology.
http://www.fitzpatrick.uct.ac.za
Endemic: A species or taxonomic group that is only found in one particular country or geographic area.
Mantle: In birds, the wings, shoulder feathers and back, when coloured differently from the rest of the body.
Monogamous: Mating with a single partner.
Territory: An area occupied and defended by an animal, a pair of animals or a colony.