Bibio marci

At this time of year, for a couple of weeks, there are lots of large, black flies flying around with their legs dangling down. On the coast here in Cornwall they’re everywhere, getting blown into the long grasses and paired … Read More

This male (above left) was sitting in the sun on a frond of Hart’s-tongue (Asplenium scolopendrium). We were actually watching a Woodchat Shrike (Lanius senator) hunting up and down a hedge near Treen in West Cornwall but since he posed … Read More

St Mark’s Fly (Bibio marci) – female.