Piece of art-works collection "Different" made by Yuri Firsanov (Russia). Work named "Crow".
Material: caucasian walnut (natural wood).
Height: 29 cm.
Now work is owned by private Russian collector.
More info on www.firsanov.ru
(in Russian only) or on my e-mail (both in English and Russian).
Short video you could find here (YouTube): [link]