Tag Archive: Limestone Leaf Warbler

Jan 29 2011

Limestone Leaf Warbler discovered in 2009

limestone leaf warbler

Limestone Leaf Warbler Phylloscopus calciatilis NOT YET EVALUATED Beginning in 1994, ornithologists began to notice birds thought to be the Sulpher-breasted Warbler (P. ricketti) in breeding condition, singing, in what was their wintering range in Laos. Upon more detailed study, they realized these warblers represented a unique taxon. The plumage was nearly identical to P. …

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