Unidentified Squidgey Thing

Unidentified Squidgey Thing

Observation - Unidentified Squidgey Thing. Description: I came across this whilst walking in the Pentland hills near Edinburgh and remember seeing it before, years ago, in the Highlands but I've never had a positive ID. Any ideas would be great!

I came across this whilst walking in the Pentland hills near Edinburgh and remember seeing it before, years ago, in the Highlands but I've never had a positive ID. Any ideas would be great!