Species:

Reed Warbler (Acrocephalus scirpaceus)

Great Grey Owl (Strix nebulosa)

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Length (cm):
13-13
65-70
Wingspan (cm):
17-21
134-158
Weight (gram):
10-16
500-1500
Size group:
Sparrow-size
Bigger than a crow
Main Texts:
Appearance:

Plain and characterless warbler with secretive behaviour. Larger than Sedge Warbler, with larger wings, broader tail and tail-base. Very similar to Marsh Warbler, and very hard to distinguish by plumage alone. Rump of Reed warbler warm rufous brown, warm buff flanks (yellowish tinge in Marsh Warbler), and slightly longer and more pointed bill. Differs from Blyth's Reed Warbler by longer primary projection, yellowish lower mandible and paler legs. Juveniles especially hard to identify, because of even fainter plumage field marks. Attached to reed beds.

Sound:

By far easiest to identify by song: Characteristic, almost metric and even rhythm, very different from Sedge Warbler. Squeaky timbre with many, almost bizarre, harmonics. Phrases generally repeated 2-3 times. Alarm call a harsh, dry and rolling "kraaaat".

Song:

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Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

Featherbase

CC

Appearance:

Approaching Eagle Owl in size, but shape more elongated, with head being extremely large. Differs from Ural Owl in yellow eyes, concentric markings in facial disks, bold white bars between eyes and black "beard". Wings and tail long. Characteristic pale patch at base of primaries shows in flight, but the species leaves an overall darker impression than Ural Owl. Tail with dark terminal band.

Sound:

Song: Cyclic, repetitive, very deep calls rising and falling in volume. Accented start and end of each "hooh". As the call fades away in volume, the speed accelerates. Sometimes disyllabic "ho-ho,ho-ho,ho-ho,ho-ho".

Song:

Error loading Flash for sound!
See sound file


Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

Featherbase

CC

CC-sound:Gunnar Fernqvist, Licence,Link.

Similar species (sound):
Silhouette Group:
Warbler-like
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Owls
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Several different images of the species
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Several different sounds of the species
Error loading Flash for sound!
See sound file
Error loading Flash for sound!
See sound file
Error loading Flash for sound!
See sound file
Error loading Flash for sound!
See sound file
Error loading Flash for sound!
See sound file