The black-browed babbler (''Malacocincla perspicillata'') is a

songbird A songbird is a bird belonging to the suborder Passeri of the perching birds (Passeriformes). Another name that is sometimes seen as the scientific or vernacular name is Oscines, from Latin ''oscen'', "songbird". The Passeriformes contains 500 ...

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Pellorneidae The jungle babblers are a family, Pellorneidae, of mostly Old World passerine birds belonging to the superfamily Sylvioidea. They are quite diverse in size and coloration, and usually characterised by soft, fluffy plumage and a tail on average th ...

. The species is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Borneo Borneo (; id, Kalimantan) is the third-largest island in the world and the largest in Asia. At the geographic centre of Maritime Southeast Asia, in relation to major Indonesian islands, it is located north of Java, west of Sulawesi, and eas ...

. Only a single specimen collected in the nineteenth century was known, until the species was rediscovered in

in 2020.

Habitat

The natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

of ''M. perspicillata'' is subtropical or tropical moist lowland

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

s, at altitudes of . Its rediscovery in 2020 confirmed that the bird is from southeast Borneo.

Conservation status

The conservation status of ''M. perspicillata'' is insufficiently known. It was formerly classified as Vulnerable by the

IUCN The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...

, but due to the lack of information surrounding the species, its status was changed to

Data Deficient A data deficient (DD) species is one which has been categorized by the International Union for Conservation of Nature (IUCN) as offering insufficient information for a proper assessment of conservation status to be made. This does not necessaril ...

in 2008. The songbird is threatened by agriculture, logging allowed within protected areas, plantations for rubber and

palm oil Palm oil is an edible vegetable oil derived from the mesocarp (reddish pulp) of the fruit of the oil palms. The oil is used in food manufacturing, in beauty products, and as biofuel. Palm oil accounted for about 33% of global oils produced from ...

, and drought fires. Within the next few years, there is risk of near complete loss of dryland lowland forest in

Kalimantan Kalimantan () is the Indonesian portion of the island of Borneo. It constitutes 73% of the island's area. The non-Indonesian parts of Borneo are Brunei and East Malaysia. In Indonesia, "Kalimantan" refers to the whole island of Borneo. In 2019, ...

Rediscovery

In October 2020, ''M. perspicillata'' was rediscovered in

South Kalimantan South Kalimantan ( id, Kalimantan Selatan) is a Provinces of Indonesia, province of Indonesia. It is the smallest province in Kalimantan, the Indonesian territory of Borneo. The provincial capital was Banjarmasin until 15 February 2022 when it wa ...

by two local men, Muhammad Suranto and Muhammad Rizky Fauzan, 170 years after the last confirmed sighting. Interest in the rediscovery has drawn birdwatchers to the area and added to knowledge of the bird's behaviour, such as: "moving in and out of the limestone caves and crevices, clambering about in the rugged environment to hunt insects and other invertebrates", and its song: "a unique, loud and melodious vocalisation, often sounded in a duet." In print: The Guardian, 3 December 2022

References

Sources

BirdLife International BirdLife International is a global partnership of non-governmental organizations that strives to conserve birds and their habitats. BirdLife International's priorities include preventing extinction of bird species, identifying and safeguarding ...

(BLI) (2008)
2008 IUCN Redlist status changes.
Retrieved 23 May 2008 * Collar, N.J.; Robson, C. (2007): Family Timaliidae (Babblers). ''In:'' del Hoyo, Josep; Elliott, Andrew; Christie, D.A. (eds.): ''

Handbook of Birds of the World The ''Handbook of the Birds of the World'' (HBW) is a multi-volume series produced by the Spanish publishing house Lynx Edicions in partnership with BirdLife International. It is the first handbook to cover every known living species of bird. Th ...

, Volume 12'' (Picathartes to Tits and Chickadees): 70–291. Barcelona: Lynx Edicions.

External links