São Tomé oriole (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "São Tomé oriole" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

8^th place

10^th place

bbc.co.uk

news.bbc.co.uk

Kirby, Alex. "Many threatened birds 'need help'", BBC News (March 8, 2004).

doi.org

BirdLife International (2018). "Oriolus crassirostris". IUCN Red List of Threatened Species. 2018: e.T22706404A131471210. doi:10.2305/IUCN.UK.2018-2.RLTS.T22706404A131471210.en. Retrieved 16 November 2021.

iucnredlist.org

BirdLife International (2018). "Oriolus crassirostris". IUCN Red List of Threatened Species. 2018: e.T22706404A131471210. doi:10.2305/IUCN.UK.2018-2.RLTS.T22706404A131471210.en. Retrieved 16 November 2021.