At the end of the track in Tiroran Forest, where I lead visitors on the Mull Eagle Watch trips, I stood with a party of people taking in the spectacular view over Glen Seilisdeir and out to Loch Scridain: the sea loch where our pair of white-tailed eagles do most of their hunting. Almost giving up hope of seeing the eagles, we turned and started to head back toward the viewing area that overlooks the nest tree where the…