This Birch tree is infected by the chaga mushroom (Inonotus obliquus), causing the tree to bleed sap
This Birch tree is infected by the chaga mushroom (Inonotus obliquus), causing the tree to bleed sap. A red squirrel seizes the opportunity to get a nourishing drink. The chaga mushroom will eventually kill the tree, although it might take many years. -- source link
#chaga mushroom#birch tree#red squirrel