Polyboroides (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Polyboroides" in English language version.

refsWebsite

Global rank English rank

2iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

1aviansystematics.org

low place

7,983^rd place

3,128^th place

4,193^rd place

332^nd place

246^th place

656^th place

1,126^th place

aviansystematics.org

"Accipitridae". aviansystematics.org. The Trust for Avian Systematics. Retrieved 2023-07-26.

cornell.edu

birds.cornell.edu

Clements, J. F. 2007. The Clements Checklist of Birds of the World, 6th Edition. Cornell University Press. Downloadable from Cornell Lab of Ornithology

doi.org

BirdLife International (2016). "Polyboroides typus". IUCN Red List of Threatened Species. 2016: e.T22695409A93508060. doi:10.2305/IUCN.UK.2016-3.RLTS.T22695409A93508060.en. Retrieved 11 November 2021.
BirdLife International (2016). "Polyboroides radiatus". IUCN Red List of Threatened Species. 2016: e.T22695415A93508513. doi:10.2305/IUCN.UK.2016-3.RLTS.T22695415A93508513.en. Retrieved 11 November 2021.

hbw.com

Jobling, J.A. (2017). "Key to Scientific Names in Ornithology". In del Hoyo, J.; Elliott, A.; Sargatal, J.; Christie, D.A.; de Juana, E. (eds.). Handbook of the Birds of the World Alive. Barcelona: Lynx Edicions.

itis.gov

"Polyboroides". Integrated Taxonomic Information System. Retrieved 14 April 2011.

iucnredlist.org

BirdLife International (2016). "Polyboroides typus". IUCN Red List of Threatened Species. 2016: e.T22695409A93508060. doi:10.2305/IUCN.UK.2016-3.RLTS.T22695409A93508060.en. Retrieved 11 November 2021.
BirdLife International (2016). "Polyboroides radiatus". IUCN Red List of Threatened Species. 2016: e.T22695415A93508513. doi:10.2305/IUCN.UK.2016-3.RLTS.T22695415A93508513.en. Retrieved 11 November 2021.