Authenticated (14/05/08) by Professor Mike Perrin, Research Centre for African Parrot Conservation, School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa.
http://www.ukzn.ac.za/Biology/MikePerrin198.aspx and
http://www.cpwg.unp.ac.za/
Monogamous: Having only one mate during a breeding season, or throughout the breeding life of a pair.