After a successful public appeal for sightings of hen harriers over the spring and summer, with over 100 reports recorded, the Heads Up for Harriers group is asking walkers to help once again this winter. The hen harrier is one of Britain’s rarest birds of prey, with most harriers found in Scotland. To help safeguard the species, a number of organisations are working together on conservation projects to promote summer breeding success, under the Partnership for Action Against Wildlife Crime Scotland (PAW Scotland). But there is little known about where the birds go in the winter months and of the…