Brathwaite, D. H. (1992): Notes on the weight, flying ability, habitat, and prey of Haast's Eagle (Harpagornis moorei). Notornis39(4): 239–247. PDF fulltextDiarsipkan 2009-03-03 di Wayback Machine.
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biology.plosjournals.org
Bunce, M., et al. (2005): Ancient DNA Provides New Insights into the Evolutionary History of New Zealand's Extinct Giant Eagle. PLoS Biol 3(1): e9 DOI: 10.1371/journal.pbio.0030009 HTML open-access article
Brathwaite, D. H. (1992): Notes on the weight, flying ability, habitat, and prey of Haast's Eagle (Harpagornis moorei). Notornis39(4): 239–247. PDF fulltextDiarsipkan 2009-03-03 di Wayback Machine.