One of the inkcaps growing on a rabbit pellet - but I don't know which one.
Caution: Do NOT use iSpot to identify fungi to eat!
Some fungi are very poisonous so a mistaken ID could have serious consequences.
No interactions present.
I think it is likely to be C stercoreus but without a microscope we will never know.
Lat/Lng: 54.6, -7.4
OS grid ref: NV5638