29.04.2012, Birkenwerder, Brandenburg, Germany - Im Briesethal bei Birkenwerder sieht man Biberspuren an einem Baum. 00Y120429D004CAROE.JPG GT [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NO (c) caro images / Andreas Teich, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]