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 LC    Boreal Owl* Id (Atlas):
    Aegolius funereus

Description (10)
Image of Boreal Owl
 

Other Names (World)
Boreal Owl, Tengmalm's Owl

Family
Strigidae (Typical Owls)

Size
22 - 27 cm
Wingspan: 50 - 62 cm

First Described (Guide)
(Linnaeus, 1758)

Habitat
Lowlands of the taiga, montane coniferous forests with rides and clearings.

Range (Guide)
Albania (B), Andorra (B) (NB), Armenia (B), Austria (B) (NB), Azerbaijan, Belarus (B) (NB), Belgium (B) (NB), Bosnia and Herzegovina (B), Bulgaria (B) (NB), Canada (B) (NB) (P), China (mainland) (B), Croatia (Local Name: Hrvatska) (B) (NB), Czech Republic (B) (NB), Denmark (B) (NB) (P), Estonia (B) (NB), Finland (B) (NB) (P), France (B) (NB), Georgia, Germany (B), Greece (B) (NB), Italy (B) (NB), Japan (B), Kazakhstan (B), Kyrgyzstan (B), Latvia (B) (NB), Liechtenstein (B) (NB), Lithuania (B) (NB), Luxembourg (B), Macedonia [The Former Yugoslav Republic of] (B) (NB), Mongolia (B), Montenegro (B), Netherlands Antilles (B) (NB), Norway (B), Poland (B), Romania (B) (NB), Russia (Asian) (B), Russia (Central Asian) (B) (NB), Russia (European) (B), Serbia (B), Slovakia (Slovak Republic) (B) (NB), Slovenia (B) (NB), Spain (B) (NB), St Pierre and Miquelon (NB) (P), Sweden (B) (NB), Switzerland (B) (NB), Tajikistan, Turkey (B), Ukraine (B) (NB), USA (B).

Vagrant to Hungary (B), India (B), United Kingdom.

Population
Estimated population is 1,700,000 (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Food
Mainly small voles, mice and shrews. Some small birds.

Voice
Soft, far carrying, repeated short whistles and a short, smacking yelp.

Xeno-Canto Sound Files (more (498)...)

 
Boreal Owl (Aegolius funereus) [XC820310]
     by Alan Dalton from H\u00e4ll\u00f6gern; V\u00e4sterbotten, Sweden (call, flight call, nocturnal flight call)

 
Boreal Owl (Aegolius funereus) [XC747451]
     by Alan Dalton from S\u00f6nnerstgrundet, Ume\u00e5, V\u00e4sterbottens l\u00e4n, Sweden (call)

Nest
A hole of a tree. Often an old nest of a Black Woodpecker (Dryocopus martius).

Eggs (Guide)
3 - 7; smooth, fairly glossy, white.

Subspecies
Subspecies pallens and magnus intergrade in Yakutsk area, and these populations sometimes separated as subspecies jakutorum. Nominate and pallens intergrade in western Asia.

Proposed subspecies sibiricus included within pallens. Subspecies poikila of Spotted Owlet (Athene brama) apparently refers to this species.

The following 7 subspecies are recognised:

  • funereus (Linnaeus, 1758)   -  Europe from northern Scandinavia south to Pyrenees and then east to Urals, excluding Caucasus.
  • caucasicus (Buturlin, 1907)   -  Caucasus; possibly this race or nominate in northern Turkey.
  • pallens (Schalow, 1908)   -  Western Siberia, Tien Shan, and southern Siberia east through north-eastern China (Heilongjiang) to Russian Far East (including Sakhalin).
  • magnus (Buturlin, 1907)   -  North-eastern Siberia, from Kolyma to Kamchatka.
  • beickianus Stresemann, 1928   -  North-western India (Lahul) and western China (Qinghai).
  • richardsoni (Bonaparte, 1838)   -  North America (from central Alaska south to western USA, and east through Canada to Labrador).
  • sibiricus (Buturlin, 1910)   -  South-eastern Siberia, north-eastern China.



References
See References.

The Reader's Digest Book of British Birds 1980, 3rd Edition, Drive Publications Ltd ISBN 0 340 25308 8
Birds in Colour Campbell, B., 1960, Penguin Books Ltd
The Pocket Guide to Nest and Eggs Fitter, R.S.R., 1954, Collins
RSPB Handbook of British Birds Holden, P., Cleeves, T., 2002, A & C Black ISBN 0 7136 5713 8
Birds of Britain and Europe Sterry, P., et al., 2001, AA Publishing ISBN 0 7495 3068 5
The Popular Handbook of British Birds Hollom, P.A.D., 1973, H.F. & G. Witherby Ltd ISBN 0 85493 002 7


Files:
JPG files for Boreal Owl (Aegolius funereus) - 10 files


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