Newton's Fiscal Lanius newtoni

Family: Laniidae (Shrikes)

Authority: Barboza du Bocage, 1891

Red List Category

Criteria: C2a(ii)

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Justification of Red List category
This species qualifies as Critically Endangered because it is likely to have an extremely small population with all individuals found in one very small area of primary forest which, although it is not threatened, remains effectively unprotected and might be vulnerable to alteration in the future. Introduced predators could also potentially be impacting the population. 

BirdLife Species Guardian: SPEA (Portugal)

Population size: 50-249

Population trend: Decreasing

Extent of occurrence (breeding/resident): 190 km2

Country endemic: Yes

Land-mass type - oceanic island
Realm - Afrotropical
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2022) Species factsheet: Lanius newtoni. Downloaded from on 16/08/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from on 16/08/2022.