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'''Alternative names: Australasian Grass-Owl; Australian Grass-Owl''' | '''Alternative names: Australasian Grass-Owl; Australian Grass-Owl''' | ||
+ | [[Image:African_Grass_Owl.jpg|thumb|500px|right|Photo by {{user|Romy+Ocon|Romy Ocon}} <br /> Candaba Swamp, Pampanga, [[Philippines]], August 2005]] | ||
+ | |||
;[[:Category:Tyto|Tyto]] longimembris | ;[[:Category:Tyto|Tyto]] longimembris | ||
==Identification== | ==Identification== | ||
− | + | [[Image:Eastern-Grass-Owl-pair.jpg|thumb|350px|right|Nominate subspecies<br />Photo by | |
− | + | '''[http://www.birdforum.net/member.php?u=49168 Hans&Judy Beste]'''<br />Julatten, Nth. [[Queensland]], [[Australia]]]] | |
+ | Male: 32-36cm (12½-14¼ in); Female: 35-38cm (13¾-15 in) <br /> | ||
*Dark brown above, pale spots | *Dark brown above, pale spots | ||
*Cream or buff below with brown spots | *Cream or buff below with brown spots | ||
Line 18: | Line 20: | ||
==Taxonomy== | ==Taxonomy== | ||
Until recently, the Eastern Grass Owl was considered to be part of [[African Grass Owl]] which at that time was known only as "Grass Owl". | Until recently, the Eastern Grass Owl was considered to be part of [[African Grass Owl]] which at that time was known only as "Grass Owl". | ||
− | + | ====Subspecies==== | |
− | There are | + | There are 6 subspecies<sup>[[#References|[1]]]</sup>: |
+ | *T. l. longimembris'': | ||
+ | :*[[India]] to [[Indochina]], [[Sulawesi]], [[Lesser Sundas]], northern and eastern [[Australia]] | ||
+ | *T. l. chinensis'': | ||
+ | :*South-eastern [[China]] (south-eastern Yunnan to Jiangsu) and [[Vietnam]] | ||
+ | *T. l. pithecops'': | ||
+ | :*[[Taiwan]] | ||
+ | *T. l. amauronota'': | ||
+ | :*[[Philippines|Philippine Islands]] | ||
+ | *T. l. baliem'': | ||
+ | :*Western [[New Guinea]] | ||
+ | *T. l. papuensis'': | ||
+ | :*Montane grasslands of eastern New Guinea | ||
==Habitat== | ==Habitat== | ||
− | + | Grasslands, canefields and paddy Fields. | |
==Behaviour== | ==Behaviour== | ||
Nocturnal. | Nocturnal. | ||
− | + | ====Diet==== | |
− | + | Their diet consists almost entirely of rodents. | |
− | + | ====Breeding==== | |
− | They are ground nesters, building the platform nest from grass in dense tussocks of grass or sedges | + | They are ground-nesters, building the platform nest from grass in dense tussocks of grass or sedges. The 3-8 dull white eggs are incubated for about 42 days. The young fledge at about 2 months. |
==References== | ==References== | ||
− | Owlpages | + | #{{Ref-Clements6thAug17}}#Owlpages |
+ | #Handbook of the Birds of the World Alive (retrieved Nov 2017) | ||
+ | {{ref}} | ||
==External Links== | ==External Links== | ||
{{GSearch|Tyto+longimembris}} | {{GSearch|Tyto+longimembris}} | ||
[[Category:Birds]] [[Category:Tyto]] | [[Category:Birds]] [[Category:Tyto]] |
Revision as of 01:08, 23 November 2017
Alternative names: Australasian Grass-Owl; Australian Grass-Owl
- Tyto longimembris
Identification
Male: 32-36cm (12½-14¼ in); Female: 35-38cm (13¾-15 in)
- Dark brown above, pale spots
- Cream or buff below with brown spots
- Buff wing bars
- White facial disc
- Brown mark in front of each eye
- Brown iris
- Pale brown bill
- Very long feathered legs
- Grey feet
Distribution
India to southeast Asia, Philippines, and Australia.
Taxonomy
Until recently, the Eastern Grass Owl was considered to be part of African Grass Owl which at that time was known only as "Grass Owl".
Subspecies
There are 6 subspecies[1]:
- T. l. longimembris:
- India to Indochina, Sulawesi, Lesser Sundas, northern and eastern Australia
- T. l. chinensis:
- T. l. pithecops:
- T. l. amauronota:
- T. l. baliem:
- Western New Guinea
- T. l. papuensis:
- Montane grasslands of eastern New Guinea
Habitat
Grasslands, canefields and paddy Fields.
Behaviour
Nocturnal.
Diet
Their diet consists almost entirely of rodents.
Breeding
They are ground-nesters, building the platform nest from grass in dense tussocks of grass or sedges. The 3-8 dull white eggs are incubated for about 42 days. The young fledge at about 2 months.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Owlpages
- Handbook of the Birds of the World Alive (retrieved Nov 2017)
Recommended Citation
- BirdForum Opus contributors. (2024) Eastern Grass Owl. In: BirdForum, the forum for wild birds and birding. Retrieved 29 March 2024 from https://www.birdforum.net/opus/Eastern_Grass_Owl