No identification made yet.
No interactions present.
And what appears to be blackening of the gills makes me suspect a Coprinus or relative; but I am guessing.
As always with fungi, more details - habitat (especially trees), gills/pores, odour, colour changes, base of stem etc. help a lot.
Lat/Lng: 54.123483333333, -0.89852777777778
OS grid ref: SE720702