South Island Kokako Callaeas cinereus


Bain, H. 2009. The search for the living dead? Forest and Bird: 27-29.

Basse, B., Flux, I. and Innes, J. 2003. Recovery and maintenance of the North Island kokako (Callaeas cinerea wilsoni) populations through pulsed pest control. Biological Conservation 50: 143-198.

Birds New Zealand. 2018. Possible sightings of South Island Kokako. Birds New Zealand.

Butchart, S. H. M.; Lowe, S.; Martin, R. W.; Symes, A.; Westrip, J. R. S.; Wheatley, H. 2018. Which birds have gone extinct? A novel quantitative classification approach. Biological Conservation 227: 9-18.

Clout, M. N.; Hay, J. R. 1981. South Island Kokako Callaeas cinerea cinerea in Nothofagus forest. Notornis 28: 256-259.

Evans, K. 2016. In Search of the Grey Ghost. New Zealand Geographic 140: Available at

Flux, I.; Bradfield, P.; Innes, J. 2006. Breeding biology of North Island Kokako (Callaeas cinerea wilsoni) at Mapara Wildlife Management Reserve, King Country, New Zealand. Notornis 53(2): 199-207.

Gill, B. J., B. D. Bell, G. K. Chambers, D. G. Medway, R. L. Palma, R. P. Scofield, A. J. D. Tennyson and T. H. Worthy. 2010. Checklist of the birds of New Zealand, Norfolk and Macquarie Islands, and the Ross Dependency, Antarctica, Ornithological Society of New Zealand Inc.

Heather, B.D.; Robertson, H.A. 1997. The Field Guide to the Birds of New Zealand. Oxford University Press, Oxford, UK.

Innes, J.; Hay, R.; Flux, I.; Bradfield, P.; Speed, H.; Jansen, P. 1999. Successful recovery of North Island Kokako Callaeas cinerea wilsoni populations by adaptive management. Biological Conservation 87: 201-214.

IUCN. 2019. The IUCN Red List of Threatened Species. Version 2019-3. Available at: (Accessed: 10 December 2019).

Milne, A.; Stocker, R. 2014. Evidence for the continued existence of the South Island kokako (Callaeas cinerea) drawn from reports collected between January 1990 and June 2012. Notornis 61: 137-143.

Miskelly, C.; Crossland, A.C.; Sagar, P.M.; Saville, I.; Tennyson, A.J.D.; Bell, E.A. 2013. Vagrant and extra-limital bird records accepted by the OSNZ Records Appraisal Committee 2011-2012. Notornis 60: 296-306.

Rasch, G. 1991. Recovery plan for North Island Kokako. Department of Conservation, Wellington.

Redmond, A. 2016. Once-extinct Kokako sighting near Nelson ‘the best in many years’. Available at:

South Island Kokako Charitable Trust. 2014. Strategic plan for the conservation of the South Island Kokako Callaeas cinerea. Nelson.

Recommended citation
BirdLife International (2020) Species factsheet: Callaeas cinereus. Downloaded from on 27/01/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from on 27/01/2020.