The Liberian Greenbul survives in rainforest habitat and occupies areas of the Upper Guinea rainforest.
IUCN Red List status: Critically Endangered (updated on 01.02.11)
Liberian Status: None 
Geographical Range: The species is only known to occur in two areas of rainforest which lie 20 km north-west of Zwedru, near Cavalla river, Grand Gedeh County, south-east Liberia .
Description: The Liberian Greenbul is small (~15cm) with olive-and-yellow colouration. Specifically the species has drab olive-green head and upper-parts  and dull yellow underneath .
Habitat and ecology: The Liberian Greenbul survives in rainforest habitat and occupies areas of the Upper Guinea rainforest. The species is found in areas of forest at the transitional zone of evergreen and semi-deciduous forest . The species is observed on its own, in pairs or in flocks of mixed bird species. It forages mainly at 4-8 m above ground level [3,5,4].
Threats: The forest habitat on which the species depends is decreasing due to deforestation [3,5]. The number of individuals remaining is estimated to be between 336-1,008. The species is thought to be in decline .
References: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. <www.iucnredlist.org> Downloaded on 01 February 2011  The Government of Liberia’s Forest Development Authority. [online] Available at: <http://www.fda.gov.lr> [Accessed 01.02.11]  BirdLife International 2009. Phyllastrephus leucolepis. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. <www.iucnredlist.org>. Downloaded on 01 February 2011.  Borrow, N. & Demey, R., 2001. Birds of Western Africa. Helm Identification Guides. Christopher Helm, London.  BirdLife International (2011) Species factsheet: Phyllastrephus leucolepis. Available online: <http://www.birdlife.org> [Accessed 01/02/2011].