Next weekend, Megan and I are leading a walk for the Orkney Field Club. During the Winter, we had blithely volunteered to put on some events looking for hairy caterpillars, and this will be the first one. This walk will be on the island of Hoy, between Lyness and Wee Fea, a gentle uphill climb with several different habitats en route. Last weekend, we thought that we had better carry out a recce to see if there was any of our target species to be found. Well, we did find a few caterpillars but, wow, we found a lot of everything else. Bees and Wasps A male Tormentil Mining Bee, Adrena tarsata (thanks to JW for the ID) Also a Tormentil Mining Bee, possibly a female A Spider-hunting wasp with prey A Mason Wasp Ancistrocerus oviventris busy building pots to house its larvae A Ruby-tailed Wasp which parasitises the larvae of Mason Bees Beetles A Green Tiger Beetle A small hole in the ground was the only clue that here is the burrow of a Green Tiger Beetle larva. Like its parents,...