Scientific publications about kākāpō

Anderson, A. 1981. Pre-European hunting dogs in the South Island, New Zealand.New Zealand Journal of Archaeology 3: pp 15 – 20.

Atkinson, I.A.E. 1973. Spread of the ship rat (Rattus x rattus L.) in New Zealand. J. Roy. Soc. NZ 3: pp 457-472.

Atkinson, I.A.E. 1978. Evidence for effects of rodents on the vertebrate wildlife of New Zealand islands.In The ecology and control of rodents in New Zealand nature reserves. ed. P.R. Dingwell, I.A.E. Atkinson & C. Hay. Department Lands & Survey Information Series 4: pp 7 – 30.

Atkinson, I.A.E., Merton, D.V. 2006. Habitat and diet of kākāpō (Strigops habroptilus) in the Esperance Valley, Fiordland, New Zealand Notornis Vol. 53: 37-54.

Atkinson, I.A.E. & Millener, P.R. 1991. An ornithological glimpse into New Zealand's pre-human past.Acta XX Congressus Internationalis Ornithologici: pp 129-192.

Atkinson, I.A.E. & Williams, P.A. 1972. Suitability of Islands for Kākāpō. Unpublished report to Director, New Zealand Wildlife Service, Wellington.

Bell, B. & Merton, D. 2002. Critically endangered bird populations and their management, in Norris, K. and Pain, D. Conserving bird biodiversity: General principles and their application. Conservation Biology 7.Chapter 6; 105-138. Cambridge University Press, UK.

Bell, B.D., Carpenter, J.K., Dewhurst, P.L., Karst, T.M., Browning, S., 2013.Unusual vocalisations from a male kakapo (Strigops habroptilus) imprinted on humans. Notornis 60, 265–268.

Bennett, J.R., Maloney, R., Possingham, H.P., Bennett, J.R., 2015. Biodiversity gains from efficient use of private sponsorship for flagship species conservation. Proc. R. Soc. B Biol. Sci. 282, 20142693. http://rspb.royalsocietypublishing.org/content/282/1805/20142693

Bergner, L. M., Dussex, N., Jamieson, I. G., & Robertson, B. C. (2016). European Colonization, Not Polynesian Arrival, Impacted Population Size and Genetic Diversity in the Critically Endangered New Zealand Kākāpō. The Journal of Heredity, 107(7), 593–602. http://doi.org/10.1093/jhered/esw065

Best, H.A. 1984. The foods of kākāpō on Stewart Island as determined from their feeding sign. NZ J. Ecol.7: pp 71 – 83.

Body, D. & Powlesland, R. 1990. Lipid composition of a clutch of kākāpō (Strigops habroptilus) (Aves: Cacatuidae) eggs. NZJ. Zool. 17: 341 – 346.

Bragenbery N., McInnes, C., Connolly J.H., Rogers L.E. 2003. Absence of salmonella and campylobacter species in faecal and cloacal swab samples from kākāpō (Strigops habroptilus) on Codfish Island, NZ. Journal of Avian Medicine and Surgery 17(4) 203-205.

Bryant, D.M. 2006. Energetics of free-living kākāpō (Strigops habroptilus). Notornis Vol. 53: 126-137.

Butler, D.J. 2006. The habitat, food and feeding ecology of kākāpō in Fiordland: a synopsis from the unpublished MSc thesis of Richard Gray. Notornis Vol. 53: 55-79.

Campbell, D.J. 1978. The Effects of Rats on Vegetation. In The Ecology and Control of Rodents in New Zealand Nature Reserves. ed. P.R. Dingwell, I.A.E. Atkinson & C. Hay. Department Lands & Survey Information Series, 4: 99 – 120.

Cassels, R. 1984. The role of prehistoric man in the faunal extinctions of New Zealand and other Pacific islands. In Quaternary Extinctions: A Prehistoric Revolution. ed. P.S. Martin & R.G. Klein. Uni. Arizona Press, Tucson. pp. 741 – 767.

Chambers, G.K., Worthy, T.H., 2013.Our evolving view of the kakapo (Strigops habroptilus) and its allies. Notornis 60, 197–200.

Chatterton, J., Pas, A., Alexander, S., Leech, M., Jakob-Hoff, R., Jensen, B. P., & Digby, A. (2017). Concentrations of calcium and 25-hydroxycholecalciferol (vitamin D3) in plasma of wild kākāpō (Strigops habroptilus) living on two islands in New Zealand. New Zealand Veterinary Journal, 65(4), 198–203. http://doi.org/10.1080/00480169.2017.1314795

Climo, Gideon. 1998. Management of a Captive Kākāpō on Maud (Te Hoiere) Island. Report covering 'Hoki' kākāpō's first two years, July 1992- June 1994. Science & Research Internal Report No 161. Department of Conservation, Wellington.

Clout, M.N. 2006. A celebration of kākāpō: progress in the conservation of an enigmatic parrot. Notornis Vol. 53: 1-2.

Clout, M. N., Burns, B., Stone, Z. L., & Moorhouse, R. (2017). Kakapo habitat selection on Hauturu-o-toi in relation to plant phenology. New Zealand Journal of Ecology, 41, 207–217.

Clout, M.N., & Craig, J.L. 1995. The conservation of critically endangered flightless birds in New Zealand. Ibis 137: S181-S190.

Clout, M.N., Elliott, G.P., Robertson, B.C. 2002. Effects of supplementary feeding on the offspring sex ration of kākāpō: a determina for the conservation of a polygynous parrot. Biological Conservation107: 13-18.

Clout, Mick N., & Merton, Don V. 1998. Saving the kākāpō: the conservation of the world's most peculiar parrot. Bird Conservation International. 8:281-295. BirdLife International & Oxford University Press.

Cockrem, J. 2006. The timing of breeding in the kākāpō (Strigops habroptilus) Notornis Vol. 53: 153-159.

Cockrem, J. 2002. Reproductive biology and conservation of the endangered kākāpō (Strigops habroptilus) in New Zealand in Williams, J. Reproduction in birds, INRA, Nouzilly, France.

Cockrem, J. 2000. Reproductive biology and conservation of the endangered kākāpō (Strigops habroptilus) in New Zealand. Kagaku 70: 659-665 (Japanese).

Cockrem, J. 1989. Reproductive physiology and the management of kākāpō. Ecology Div. Report No. 18. DSIR, Lower Hutt, New Zealand.

Cockrem, J. & Rounce, J. 1995. Non-invasive assessment of the annual gonadal cycle in free-living kākāpō (Strigops habroptilus) using faecal steroid measurements. Auk.

Cottam, Y., Merton, D., Hendricks, W. 2006. Nutrient composition of the diet of parent-raised kākāpō nestlings. Notornis Vol. 53: 90-99.

Davis, C. E. J., Bibby, A. H., Buckley, K. M., McNatty, K. P., & Pitman, J. L. (2018). Unique oestrogen receptor ligand-binding domain sequence of native parrots: a possible link between phytoestrogens and breeding success. Reproduction, Fertility and Development, 30(2), 262–10. http://doi.org/10.1071/RD17045

Davis, C.E.J., 2013. Kakapo reproduction: identification of steroid receptors and oestrogenic activity in native flora. PhD thesis. Victoria University of Wellington, Wellington, New Zealand.

Davison, G.W.H. 1981. Sexual selection and the mating system of Argusianus argus (Aves: Phasianidae).Biol. Linn. Soc. 15: 91-104.

Dawson, E.W. 1959. The supposed occurrence of kākāpō, kaka and kea in the Chatham Islands.Notornis; 8 (4): 106 – 114.

Dawson, E.W. 1960. New evidence of the former occurrence of the kākāpō (Strigops habroptilus) in the Chatham Islands. Notornis. 9 (3): 65 – 66.

Dawson, E.W. 1962. An early specimen of kākāpō (Strigops habroptilus) from Stewart Island. Notornis. 10 (2): 85 – 86.

Department of Conservation. 1996. Kākāpō Recovery Plan 1996-2005. Threatened Species Recovery Plan No. 21. Department of Conservation, Wellington.

Diamond J., Eason, D., Reid, C., Bond, A.B. 2006. Social play in kākāpō (Strigops habroptilus) with comparisons to kea (Nestor notabilis) and kaka (Nestor meridionalis). Behaviour 143, 1397-1423.

Diamond, J.M. & Veitch, C.R. 1981. Extinctions and introductions in the New Zealand avifauna: cause and effect? Science, NY. 211: 499 -501.

Dussex, N., Seth, von, J., Robertson, B., & Dalén, L. (2018). Full Mitogenomes in the Critically Endangered Kākāpō Reveal Major Post-Glacial and Anthropogenic Effects on Neutral Genetic Diversity. Genes, 9(4), 220–14. http://doi.org/10.3390/genes9040220

Eason, D.K., Elliott, G.P., Merton D.V. et al. 2006. Breeding biology of kākāpō (Strigops habroptilus)on offshore island sanctuaries, 1990-2002. Notornis Vol. 53: 27-36.

Eason, D.K., Moorhouse, R.J. 2006. Hand-rearing kākāpō (Strigops habroptilus), 1997-2005. Notornis Vol. 53: 116-125.

Elliott, G.P., Eason, D.K., et al. 2006. Productivity of kākāpō (Strigops habroptilus) on offshore island refuges. Notornis Vol. 53: 138-142.

Elliott, G.P., Eason, D.K., Climo, G. 2002. Possible weak (Gallirallus australis) predation of kākāpō(Strigops habroptilus) eggs. Notornis 49: 177-179.

Elliott, G.P., 2006. A simulation of the future of kākāpō. Notornis Vol. 53: 164-172.

Elliott. G., Merton, D., Jansen, P. 2001. Intensive management of a critically endangered species: the kākāpō. Biological Conservation. 99: 121-133.

Emlen, S.T. & Oring, L.W. 1977. Ecology, sexual selection, and the evolution of mating systems.Science 197: 215-223.

Fidler, A., Zwart, S., Pharis, R., Weston, R., Lawrence, S., Jansen P., Elliot, G., Merton, D. 2000. Screening the foods of an endangered parrot, the kākāpō (Strigops habroptilus), for oestrogenic activity using a recombinant yeast bioassay. Reproduction, Fertility & Development. CSIRO. 12. 191-199.

Farrimond, M., Elliott, G.P., Clout, M.N. 2006. Growth and fledging of kākāpō. Notornis Vol. 53: 112-115.

Farrimond M., Clout, M.N., Elliott, G.P. 2006. Home range size of kākāpō (Strigops habroptilus) on Codfish Island. Notornis Vol. 53: 150-152.

Farrimond, M.A. 2003. Fledging and dispersal of kākāpō (Strigops habroptilus). MSc thesis, University of Auckland, Auckland New Zealand.

Flannery, T. 1984. New Zealand: A curious zoogeographic history. In Vertebrate zoogeography and evolution in Australasia, ed. M. Archer & G. Clayton. Hesperian Press, Carlisle, pp. 1089 – 1094.

Fleming, C.A. 1982. George Edward Lodge – the unpublished New Zealand bird paintings. Nova Pacifica, in association with the National Museum of New Zealand. 294 – 295.

Froggatt, J., & Gill, B. J. (2016). Bill morphology reflects adaptation to a fibrous diet in the kākāpō (Strigops: Psittaciformes). New Zealand Journal of Zoology, 43(2), 138–148. http://doi.org/10.1080/03014223.2015.1112820

Garcia-Amado, M. A., Shin, H., Sanz, V., Lentino, M., Martínez, L. M., Contreras, M., et al. (2018). Comparison of gizzard and intestinal microbiota of wild neotropical birds. PLoS ONE, 13(3), e0194857–16. http://doi.org/10.1371/journal.pone.0194857

Gartrell, B.D., Alley, M.R., Mack, H., Donald, J., McInnes, C. Jansen, P. 2005. Erysipelas in the critically endangered kākāpō (Strigops habroptilus). Avian Pathology 34(5), 383-387.

Gray, R.S. 1977. The kākāpō (Strigops habroptilus, Gray 1847), its food, feeding and habitat in Fiordland and Maud Island. Richard Scott Gray, MSc thesis, Massey University, Palmerston North, NZ.

Gray, L. J., Digby, A., & Eason, D. K. (2017). Bill trait variation in kakapo, Strigops habroptilus (Gray): differences between contemporary and historical birds. Notornis, 1–12.

Greene, T.C. 1993. Kākāpō breeding activity on Little Barrier Island October 1992-April 1993. Auckland Conservancy Technical Report Series No. 8. Auckland: Department of Conservation.

Grueber, C. E., Knafler, G. J., KING, T. M., Senior, A. M., Grosser, S., Robertson, B., et al. (2015). Toll-like receptor diversity in 10 threatened bird species: relationship with microsatellite heterozygosity. Conservation Genetics, 1–17. http://doi.org/10.1007/s10592-014-0685-x

Gsell, A., 2012. The ecology and anatomy of scent in the critically endangered kakapo (Strigops habroptilus). PhD thesis. Massey University, Auckland, New Zealand.

Hagelin, J.C. 2004. Observations on the olfactory ability of the kākāpō (Strigops habroptilus), the critically endangered parrot of NZ. Ibis 146, 161-164.

Harper, G.A., Elliott G.P., et al. 2006. What triggers nesting of kākāpō (Strigops habroptilus) Notornis Vol. 53: 160-163.

Harper, G.A., Joice, J. 2006. Agonistic display and social interaction between female kākāpō (Strigops habroptilus). Notornis Vol. 53: 195-197.

Holdaway, R.N. 1989. New Zealand's pre-human avifauna and its vulnerability. N.Z.J.Ecol. 12 (Suppl.): 11 – 25.

Horrocks, M., Salter, J., Braggins, J., Nichol, S., Moorhouse, R., Elliott, G. 2008. Plant microfossil analysis of coprolites of the critically endangered kakapo (Strigops habroptilus) parrot from New Zealand. Review of Palaeobotany and Palynology 149: 229-245.

Houston, D., McInnes, C., Elliott, G.P., Eason, D.K., Moorhouse. R., Cockrem, J. 2007. The use of a nutritional supplement to improve egg production in the endangered kākāpō. Biological Conservation 138(2): 248-255.

Hugel, A. von. 1875. Letter. Ibis. 17: 389 – 394.

Hurley, A. (2018, April 5). Investigating the habitat suitability of Maungatautari Ecological Island for the reintroduction of kākāpō. MSc thesis, Massey University, Palmerston North, New Zealand.

Hurst, von, P. R., Moorhouse, R. J., & Raubenheimer, D. (2015). Preferred natural food of breeding Kakapo is a high value source of calcium and vitamin D. Journal of Steroid Biochemistry and Molecular Biology, 164, 1–3. http://doi.org/10.1016/j.jsbmb.2015.10.017

Imber, M. 1978. The effects of rats on the breeding success of petrels. In The ecology and control of rodents in N.Z. nature reserves. Dingwell P.R., Atkinson, I.A.E. & Hay, C. (Eds). Department of Lands and Survey Information Series No. 4, Wellington. 67 -72.

Imboden, C., Jones, P., & Atkinson, I.A.E. 1995. Review of the Kākāpō Recovery Programme: Report for the New Zealand Department of Conservation. Unpublished report (January 1995). Department of Conservation, Wellington.

James, K.A.C., Waghorn, G.C., Powlesland, R.G. & Lloyd, B.D. 1991. Supplementary feeding of Kākāpō on Little Barrier Island. Proc. Nutrit. Soc. NZ 16: 93-102.

Jansen, W.P. 2006. Kākāpō recovery: The basis of decision-making. Notornis Vol. 53: 184-190.

Johnson, P.N. 1976. Vegetation associated with kākāpō (Strigops habroptilus Gray) in Sinbad Gully, Fiordland, New Zealand. N.Z.J. Botany 14: 151 – 159.

Karl, B.J. & Best, H.A. 1982. Feral cats on Stewart Island: their foods and their effects on Kākāpō. NZ J.Zool. 9: 287-294.

Kirk, R., Powlesland, R. & Cork, S. 1993. Anatomy of the mandibles, tongue and alimentary tract of kākāpō, with some comparative information from kea and kaka. Notornis, 40: 55 – 63.

Lentini, P. E., Stirnemann, I. A., Stojanovic, D., Worthy, T. H., & Stein, J. A. (2017). Using fossil records to inform reintroduction of the kakapo as a refugee species. Biological Conservation, 217, 157–165. http://doi.org/10.1016/j.biocon.2017.10.027

Livezey, B. 1992. Morphological corollaries and ecological implications of flightlessness in the kākāpō(Psittaciformes: Strigops habroptilus). J. Morphology, 213: 105 – 145.
Lloyd, B. 1992. New Zealand's kākāpō – the long, slow road to recovery. Wingspan, journal of Royal Australasian Ornithologists Union. (6) 1-2 & 19.

Livingston, M., Fidler, a., Mellor, D., de Kloet, S., Eason, D., Elliott, G., Moorhouse, R., 2013. Prevalence of IgY antibodies against Erysipelothrix rhusiopathiae in a critically endangered parrot (kakapo, Strigops habroptilus) and associated responses to vaccination. Avian Pathol. 42, 502–507. doi:10.1080/03079457.2013.832146

Lloyd, B.D. & Powlesland, R.G. 1994. The decline of kākāpō (Strigops habroptilus) and attempts at conservation by translocation. Biol. Cons. 69: 75 – 85.

Low, M., Eason, D.K., McInnes C. 2005. Evaluation of passive integrated transponders for identification of kākāpō (Strigops habroptilus) Emu 105, 33-38

Low, M., Eason, D., Elliott, G., McInnes C., Paul-Murphy J. 2006. Hematologic and Biochemical reference ranges for kākāpō (Strigops habroptilus); generation and interpretation in a field based wildlife recovery programme. Journal of avian medicine and surgery 20(2):80-89.

Marsden, S., & Royle, K. (2015). Abundance and abundance change in the world’s parrots. Ibis, 157, 219–229.

Merton, D.V. 1975. Kākāpō. Wildlife : A review. NZ Wildlife Service, Wellington, 6: 39-52.

Merton, D.V. 1976. Kākāpō on Maud Island. Wildlife: a review, 7: 30 – 35.

Merton, D.V. 1976. Conservation of the kākāpō: a progress report. In Proc. Science in Nat. Parks. 1976. National Parks Authority, Wellington, N.Z. National Parks Series No. 6: 139-148.

Merton, D.V. 1977. Endangered birds: Management Techniques for preserving threatened species. S.A. Temple (ed.). University of Wisconsin Press. 15: 121-128.

Merton, Don 1982. The Kākāpō : A Recovery Plan. Unpbl. report to Director, N Z Wildlife Service, Wellington. 9 March 1982. 18p. Department of Internal Affairs file # 25/4/19.

Merton, D.V., Morris, R.D. & Atkinson, I.A.E. 1984. Lek behaviour in a parrot: the Kākāpō (Strigops habroptilus) of New Zealand. Ibis 126: 277-283.

Merton, D.V. 1994. Saving the kākāpō : a case of intervention – or extinction. Proc. III Int. Parrot Convention. Tenerife, Spain. 145 – 155.

Merton Don. 1994: Summary of some highlights and advances in the kākāpō programme during the last 20 years. Journal of the Society for Conservation in Aviculture, (UK). 19-22.

Merton Don. 1994: Recent advances in the kākāpō recovery programme. PsittaScene. J. World Parrot Trust 6 (2): 8.

Merton, Don. 1997: "Hoki" kākāpō's story. PsittaScene. J. World Parrot Trust, UK. 9 (2): 6.

Merton, Don. 1998: Second female kākāpō since 1981 hatches. PsittaScene. J. World Parrot Trust, UK. 10: (2) 5.

Merton, D.V. 2006. The kākāpō: some highlights and lessons from five decades of applied conservation. Journal of Ornithology 147(5) Supplement 1.

Merton, Don & Clout, Mick 1998: Red Data Bird : Kākāpō (Strigops habroptilus). World Birdwatch.BirdLife International. 20, (3) : 20- 21.

Merton, D.V. 1999. Kākāpō. In: Higgins P.J. (ed.) Handbook of Australian, New Zealand & Antarctic Birds. Vol. 4. 633-646. RAOU. Oxford University Press, Melbourne.

Merton, Don; Reed, Christine & Crouchley, Dave. 1999. Recovery strategies & techniques for three free-living, critically-endangered New Zealand birds : kākāpō (Strigops habroptilus), black stilt(Himantopus novaezelandiae) & takahe (Porphyrio mantelli).

Merton, Don. May 1999. Proceedings The 7th World Conference on Breeding Endangered Species. Cincinnati, Ohio, USA. pp 151 – 162.

Merton, Don. 1999: Kākāpō Update : February 1999. PsittaScene. Journal of the World Parrot Trust 11 (2). pp 2-3.

Merton, Don & Clout, Mick. 1999. Kākāpō : back from the brink. Wingspan, magazine of Birds Australia. 9: (2) 14-17.

Merton, Don. 1999: Kākāpō Update – December 1998. SCA. Journal of the Society for Conservation in Aviculture (UK). (11). pp 12-16.

Merton, Don. 1999: Kākāpō Update – June 1999. SCA. Journal of the Society for Conservation in Aviculture (UK) (13). pp 7-22.

Millener, P.R. 1981. The quaternary avifauna of the North Island, New Zealand. PhD thesis, University of Auckland, Auckland, NZ.

Mills, J.A. & Williams, G.R. 1979. The status of endangered Australasian wildlife. Roy. Zool. Soc. Sth. Aust. 15: 147-168.

Moorhouse, R.J. & Powlesland, R.G. 1991. Aspects of the ecology of Kākāpō (Strigops habroptilus)liberated on Little Barrier Island (Hauturu), New Zealand. Biol. Conserv. 56: 349-365.

Moors, P.J., Atkinson, I.A.E. & Shirley, G.H. 1989. Prohibited immigrants : the rat threat to island conservation. World Wildlife Fund, Wellington, NZ.

Morris, R.B. 1977. Brief observations on the kākāpō. Notornis, 24: 52- 54.

Niemann, Rainer & Merton, Don 1998: Die letzten kākāpōs in Neuseeland. Wellensittich Papageien Magazin. (3); 16-21. Anschrift der Redaktion, Bretten, Germany.

Norton, D.A. & Kelly, D. 1988. Mast seeding over 33 years by Dacrydium cupressinum Lamb. (rimu) (Podocarpaceae) in New Zealand: the importance of economies of scale. Functional Ecology. 2: 399-408.

O'Donoghue, A.F. 1924. A quaint bird of New Zealand – the kākāpō. Emu, 24: 142 – 144.

Perry, E. K., Digby, A., & Taylor, M. W. (2017). The Low-Diversity Fecal Microbiota of the Critically Endangered Kākāpō Is Robust to Anthropogenic Dietary and Geographic Influences. Frontiers in Microbiology, 8, 2629–2613. http://doi.org/10.3389/fmicb.2017.02033

Potts, T.H. 1873. Observations on the natural history of the night parrot of New Zealand (Kākāpō of the Maōris). The Zoologist. 2nd series, 8: 3621-3624.

Powlesland, R.G. 1989. Recovery plan for Kākāpō, 1989-1994. Wellington: Department of Conservation.

Powlesland, R.G., Merton, D.V., Cockrem, J.F. 2006. A parrot apart: the natural history of the kākāpō(Strigops habroptilus), and the context of its conservation management. Notornis Vol. 53: 3-26.

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Powlesland, R.G., Lloyd, B.D., Best, H.A. & Merton, D.V. 1992. Breeding biology of the Kākāpō (Strigops habroptilus) on Stewart Island, New Zealand. Ibis 134: 361-373.

Powlesland, R.G., Roberts, A., Lloyd, B. D. & Merton, D.V. 1995. Number, fate and distribution of kākāpō (Strigops habroptilus) found on Stewart Island, New Zealand, 1979 – 92. N.Z.J.Zool. 22: 239 – 248.

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Raubenheimer, D., Simpson, S.J. 2006 The challenge of supplementary feeding: can geometric analysis help save the kākāpō? Notornis Vol. 53: 100-111.

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Robertson, B.C. 2006. The role of genetics in kākāpō recovery. Notornis Vol. 53: 173-183.

Robertson, B.C., Elliott, G.P., Eason, D.K., Clout, M.N., Gemmell, N.J. 2006. Sex allocation theory aids species conservation. Biology Letters 2, 229-231.

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Robertson, B.C., Minot, E.O. & Lambert, D.M. 2000. Microsatellite primers for the kākāpō (Strigops habroptilus) and their utility in other parrots. Conservation Genetics 1:93-95.

Robertson, Bruce C., Millar, Craig D., Minot, Edward O., Merton, Don V. & Lambert, David M. 2000. Sexing the critically endangered kākāpō (Strigops habroptilus). Emu. 100: 336-339.

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Sibley, M.D. 1994. First hand-rearing of kākāpō (Strigops habroptilus) at the Auckland Zoological Park. Int. Zoo Yb. 33: 181 – 194.

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Smith, G.A. 1976. Some interesting parrots: Pt.1, the kākāpō (Strigops habroptilus). Mag. Parrot Soc. (UK). 10: 59 – 62.

Stephens, G. 1980. New Zealand adrift. A.H. & A.W. Reed, Wellington, NZ.

Stone, Z.L., 2013.Plant phenology of Hauturu (Little Barrier Island) Variation in fruiting and flowering patterns and the implications for wildlife management, particularly kakapo (Strigops habroptilus). Master's Thesis, University of Auckland, Auckland, New Zealand.

Trewick, S.A. 1997. On the skewed sex ratio of the kākāpō (Strigops habroptilus): sexual and natural selection in opposition? Ibis, 139: 652 – 663.

Trewick, Steve. 1998. Kākāpō: the paradoxical parrot. Nature Australia. 26 (3); 54- 63.

Tipa, R. 2006. Kākāpō in Maōri lore. Notornis Vol. 53: 193-194.

Triggs, S.J., Powlesland, R.G.& Daugherty, C.H. 1989. Genetic variation and conservation of kākāpō (Strigops habroptilus: Psittaciformes). Conservation Biology, 3 (1): 92- 96.

Trinder M. 1998. A comparison of day and night home range size in the NZ kākāpō (Strigops habroptilus). MSc thesis, University of Reading, U.K.

Vietmeyer, Noel D. 1993. The salvation islands. In 1993 Yearbook of Science and the Future. Ed David Calhoun. Encyclopaedia Britannica Inc., Chicago. 69-71.

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