The brown wood owl (''Strix leptogrammica'') is found in

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

Bangladesh Bangladesh, officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world and among the List of countries and dependencies by ...

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

, and south

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

. The brown wood

owl Owls are birds from the order Strigiformes (), which includes over 200 species of mostly solitary and nocturnal birds of prey typified by an upright stance, a large, broad head, binocular vision, binaural hearing, sharp talons, and feathers a ...

is a resident breeder in south

Asia Asia ( , ) is the largest continent in the world by both land area and population. It covers an area of more than 44 million square kilometres, about 30% of Earth's total land area and 8% of Earth's total surface area. The continent, which ...

. This species is a part of 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 ...

of owls known as

typical owl The true owls or typical owls (family (biology), family Strigidae) are one of the two generally accepted families of owls, the other being the barn owls and bay owls (Tytonidae). This large family comprises 230 living or recently extinct species ...

s (Strigidae), which contains most species of owl. It belongs to the

earless owl ''Strix'' is a genus of owls in the typical owl family (Strigidae), one of the two generally accepted living families of owls, with the other being Tytonidae. Common names are earless owls or wood owls, though they are not the only owls without ...

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

''Strix''. The brown wood owl is medium large (45–57 cm), with upperparts uniformly dark brown, with faint white spotting on the shoulders. The underparts are buff with brown streaking. The facial disc is brown or rufous, edged with white and without concentric barring, and the eyes are dark brown. There is a white neckband. The sexes are similar in appearance. Their call is a ''(hoo) hoo hoo HOO'', or a deep ''goke-goke-ga-LOOO'', or a loud scream. Their

alarm call "Alarm Call" is a song recorded by Icelandic singer Björk for her third studio album ''Homogenic'' (1997). It was released as the fourth single from the album, peaking at number 33 in the United Kingdom. The sped-up radio edit of the song was us ...

is a bark, ''wow-wow''. Some

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

are known to produce distinct vocalizations; they are also different in appearance and parapatric, and might be distinct

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), ...

: The northern ''Strix (leptogrammica) newarensis'' group (Himalayan wood-owl; present subspecies ''newarensis'', ''ticehursti'', ''laotiana'' and ''caligata'') which occur from the

Himalaya The Himalayas, or Himalaya ( ), is a mountain range in Asia, separating the plains of the Indian subcontinent from the Tibetan Plateau. The range has some of the Earth's highest peaks, including the highest, Mount Everest. More than 100 pea ...

n foothills of

Kashmir Kashmir ( or ) is the Northwestern Indian subcontinent, northernmost geographical region of the Indian subcontinent. Until the mid-19th century, the term ''Kashmir'' denoted only the Kashmir Valley between the Great Himalayas and the Pir P ...

east to

have a soft low ''to-hooh'' not unlike a

rock dove The rock dove (''Columba livia''), also sometimes known as "rock pigeon" or "common pigeon", is a member of the bird family Columbidae (doves and pigeons). In common usage, it is often simply referred to as the "pigeon", although the rock dov ...

cooing. ''S. (l.) bartelsi'' (Bartels's wood-owl), Javan wood-owl from

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

, the southeasternmost

taxon In biology, a taxon (back-formation from ''taxonomy''; : taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular name and ...

, has a loud, forceful, single ''HOOH!'' with long pauses between calls. This species is highly nocturnal and is commonly found in dense forests. It can often be located by the small birds that mob it while it is roosting in a tree. The diet of the brown wood owl consists mainly of small mammals, birds, and reptiles.

Subspecies

There are 14 subspecies. * ''S. leptogrammica bartelsi'' - Bartel's wood-owl or Javan brown wood owl * ''S. leptogrammica caligata -'' Formosan brown wood owl * ''S. leptogrammica chaseni'' * ''S. leptogrammica indranee'' * ''S. leptogrammica laotiana'' * ''S. leptogrammica leptogrammica'' * ''S. leptogrammica maingayi'' * ''S. leptogrammica myrtha'' * ''S. leptogrammica newarensis -'' Himalayan wood-owl * ''S. leptogrammica niasensis'' * ''S. leptogrammica nyctiphasma'' * ''S. leptogrammica ochrogenys -'' Sri Lankan wood owl * ''S. leptogrammica ticehursti'' * ''S. leptogrammica vaga''

References

Bibliography

* Grimmett, Richard; Inskipp, Carol, Inskipp, Tim & Byers, Clive (1999): ''Birds of India, Pakistan, Nepal, Bangladesh, Bhutan, Sri Lanka, and the Maldives''. Princeton University Press, Princeton, N.J.. * Holt, Denver W., Berkley, Regan; Deppe, Caroline; Enríquez Rocha, Paula L.; Olsen, Penny D.; Petersen, Julie L.; Rangel Salazar, José Luis; Segars, Kelley P. & Wood, Kristin L. (1999): 96. Brown Wood Owl. ''In:'' del Hoyo, J.; Elliott, A. & Sargatal, J. (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. ...

, Volume 5: Barn-owls to Hummingbirds'': 197–198, plate 12. Lynx Edicions, Barcelona.

External links

* {{Taxonbar, from=Q616393

brown wood owl The brown wood owl (''Strix leptogrammica'') is found in India, Bangladesh, Sri Lanka, Indonesia, Taiwan, and south China. The brown wood owl is a resident breeder in south Asia. This species is a part of the family (biology), family of owls know ...

Birds of Indomalaya Birds of Taiwan

Taxa named by Coenraad Jacob Temminck