Back in November I wrote a piece for Walkhighlands about pine martens, in which I referred to a study that was underway at the time into their intriguing relationship with both red and grey squirrels. The results of that study were published last week and made headline news, so now seems a good time to revisit the subject. Many of you are doubtless familiar with our squirrels but I think it’s still worth going back to the very beginning of this fascinating story. The red squirrel The red squirrel is the only squirrel native to the British Isles, i.e. it…