Biodiversity surveys carried out on Trees for Life’s Dundreggan Estate, in Glen Moriston last year have revealed a range of rare and endangered species. The new discoveries on the 10,000-acre estate include the first Scottish record of one species of sawfly and what may be the first British record of another; the second-ever British record of a waxfly species; and species of spider, cranefly and dragonfly all listed in the UK’s Red Data Book of endangered species. At least 60 priority species for conservation have now been identified on the site, which lies to the west of Loch Ness and…