this was on a ash tree and measured over a metre long, streaching around two sides of the tree at the base. fresh and old growth. it made a hollow sound when struck. ??
this was on a ash tree and measured over a metre long, streaching around two sides of the tree at the base. fresh and old growth. it made a hollow sound when struck. ??
Difficult because it's well decayed, probably one of these: http://www.naturespot.org.uk/taxonomy/term/19735