Two fledglings allopreening in a pine tree.

Two fledglings allopreening in a pine tree.
Species: Northern Long-eared Owl   Asio otus
Subspecies: otus
Author: Pieter de Groot Boersma
Wednesday, June 4, 2014
Added to IBC: 1 Sep 2015 - 22:09
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Average: 4.4 (5 votes)
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Altitude (m): 
2 meters
This map was adjusted by the author.


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Pieter de Groot Boersma, IBC1234661. Accessible at

Extended version
Pieter de Groot Boersma, IBC1234661. Video of Northern Long-eared Owl Asio otus at Muiden, Netherlands. Accessible at

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