Data Zone
Arndt, T., Collar, N. J. & Wink, M. 2019. The taxonomy of Tanygnathus sumatranus. Bulletin of the British Ornithologists' Club 139(4): 346-354.
Bird, J.P., Martin, R., Akçakaya, H.R., Gilroy, J., Burfield, I.J., Garnett, S.G., Symes, A., Taylor, J., Şekercioğlu, Ç.H. and Butchart, S.H.M. 2020. Generation lengths of the world’s birds and their implications for extinction risk. Conservation Biology 34(5): 1252-1261.
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Elliott, A.; Sargatal, J. 1997. Handbook of the Birds of the World, Vol. 4: Sandgrouse to Cuckoos. Lynx Edicions, Barcelona, Spain.
eBird. 2020. eBird: An online database of bird distribution and abundance [web application]. Ithaca, NY, USA Available at: http://www.ebird.org.
Global Forest Watch. 2020. Interactive Forest Change Mapping Tool. Available at: http://www.globalforestwatch.org/.
Handbook of the Birds of the World and BirdLife International. 2020. Handbook of the Birds of the World and BirdLife International digital checklist of the birds of the world. Version 5. Available at: http://datazone.birdlife.org/userfiles/file/Species/Taxonomy/HBW-BirdLife_Checklist_v5_Dec20.zip.
IUCN. 2020. The IUCN Red List of Threatened Species. Version 2020-3. Available at: https://www.iucnredlist.org. (Accessed: 10 December 2020).
Tobias, J. A., Seddon, N., Spottiswoode, C. N., Pilgrim, J. D., Fishpool, L. D., & Collar, N. J. 2010. Quantitative criteria for species delimitation. Ibis 152(4): 724-746.
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Recommended citation
BirdLife International (2024) Species factsheet: Blue-backed Parrot Tanygnathus everetti. Downloaded from
https://datazone.birdlife.org/species/factsheet/blue-backed-parrot-tanygnathus-everetti on 01/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 01/12/2024.