Time marches on, and spring along with it. The heather clad slopes still look a dull winter brown, but the bilberry is growing apace, and is a stunning bright, fresh green, in contrast to the heather. The first cohort of chicks is beginning to appear out of the nests of stonechat, dipper, grey wagtail, meadow pipit, etc. And the male green hairstreak butterflies do battle with each other over the bilberry on sunny days…