The black-browed reed warbler (''Acrocephalus bistrigiceps'') is a marsh-warbler in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Acrocephalidae The Acrocephalidae (the reed warblers, marsh- and tree-warblers, or acrocephalid warblers) are a family of oscine passerine birds, in the superfamily Sylvioidea. The species in this family are usually rather large "warblers". Most are rather pl ...

. It was formerly included in the "

Old World warbler The Old World warblers are a large group of birds formerly grouped together in the bird family Sylviidae. They are not closely related to the New World warblers. The family held over 400 species in over 70 genera, and were the source of much taxo ...

" assemblage. The

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

was first described by

Robert Swinhoe Robert Swinhoe FRS (1 September 1836 – 28 October 1877) was an English diplomat and naturalist who worked as a Consul in Qing-era Taiwan (then known to Westerners as Formosa). He catalogued many Southeast Asian birds, and several, such as ...

in 1860. It breeds from eastern Mongolia and south-eastern Russia to eastern China and Japan, and winters in Southeast Asia. The black-browed reed warbler is similar and closely related to the more common and widespread

Eurasian reed warbler The common reed warbler (''Acrocephalus scirpaceus'') is an Old World warbler in the genus '' Acrocephalus''. It breeds across Europe into the temperate western Palaearctic where it is migratory, wintering in sub-Saharan Africa. It is also a re ...

. The bird spends its time foraging close to the ground inside undisturbed

reed bed A reedbed or reed bed is a natural habitat found in floodplains, waterlogged depressions and estuaries. Reedbeds are part of a succession from young reeds colonising open water or wet ground through a gradation of increasingly dry ground. As ...

s. Like many other wetland birds, it is of conservation concern owing to

habitat loss Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...

due to the destruction of native marsh vegetation and its replacement by rice paddies and fishponds."Group announces first Philippine sighting of bird species"
(5 May 2008). ''GMANews.TV''. Retrieved 2020-04-07.

References

black-browed reed warbler The black-browed reed warbler (''Acrocephalus bistrigiceps'') is a marsh-warbler in the family (biology), family Acrocephalidae. It was formerly included in the "Old World warbler" assemblage. The species was Species description, first described ...

Birds of Manchuria Birds of East Asia

Taxonomy articles created by Polbot Taxa named by Robert Swinhoe {{Acrocephalidae-stub