Species of bird
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The Negros leaf warbler (Phylloscopus nigrorum) is a songbird species from the leaf warbler family (Phylloscopidae). It was formerly included in the "Old World warbler" assemblage.
It is found in the Philippines. Its natural habitats are tropical moist montane forest above 800 meters above sea level.
Description and taxonomy.
EBird describes the bird as "Small leaf warbler of montane rainforest throughout the Philippines. Dark crown lacking a crown stripe, dark eye-stripe, pale eyebrow, often a faint wing bar and white outer tail feathers. Color varies geographically. Eye-stripe can be yellow, whitish or buff; back is brown or olive-green; and belly whitish, yellow or streaked with yellow. Forages actively in upper levels of forest, often in mixed flocks. Compare with migratory leaf warblers. Song is a rolling series of high-pitched warbling notes."
Subspecies.
Seven subspecies are recognized:
Ecology and behavior.
Forages in the understory for insects and often joins mixed-species flocks that include Blue-headed fantail, Golden-crowned babbler, Lemon-throated leaf warbler, Black-crowned babbler Little pied flycatcher, Turquoise flycatcher, Negros leaf warbler and other small birds. Breeding in February to August. Nest is a dome -shaped ball and lays 2 to 3 eggs.
Habitat and conservation status.
This species habitat is primary and secondary montane forest above 800 meters above sea level
The IUCN does not yet recognize is as a full species but this species is not believed be threatened as it has a large range. However, deforestation in the Philippines continues throughout the country due to slash and burn farming, mining, illegal logging and habitat conversion.
References.
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