Nick Upton / Female Spider wasp (Cryptocheilus variabilis) feeding on Wild carrot / Queen Anne's lace (Daucus carota) flowers, Lesbos/ Lesvos, Greece, May.

Nick Upton / Spider Hunting Wasp (Cryptocheilus alternatus) female feeding on Variegated Spurge (Euphorbia marginata) flowers. Lesbos / Lesvos, Greece, August.

Jiri Lochman / Spider hunter wasp / Orange spider wasp (Cryptocheilus bicolor) female, transporting anesthetized Huntsman spider (Sparassidae) into her nest as a food provision for the wasp larva, Mount Kaputar Nati...

Jiri Lochman / Spider hunter wasp / Golden spider wasp (Cryptocheilus bicolor) female, transporting anesthetized Huntsman spider (Sparassidae) into her nest as food provision for wasp larva, Mount Kaputar National P...

Jiri Lochman / Spider hunter wasp (Cryptocheilus sp.) female, with anesthetized Orb weaving spider (Araneidae) prey, on leaf, north-west of Kununurra, Kimberley Region, Western Australia. (Pompilidae)

Jiri Lochman / Spider hunter wasp / Golden spider wasp (Cryptocheilus australis) female, transporting anesthetized Prowling spider (Miturgidae) into nest as food provision for wasp larva, Lake Indoon Reserve, west o...

Jiri Lochman / Spider hunter wasp / Golden spider wasp (Cryptocheilus australis) female, transporting anesthetized Prowling spider (Miturgidae) into nest as food provision for wasp larva, Lake Indoon Reserve, west o...

Jiri Lochman / Spider hunter wasp / Golden spider wasp (Cryptocheilus australis) female, transporting anesthetized Prowling spider (Miturgidae) into nest as food provision for wasp larva, Lake Indoon Reserve, west o...

Marie Lochman / Spider hunter wasp / Golden spider wasp (Cryptocheilus australis) drinking, Lake Cronin Nature Reserve, Western Australia. (Pompilidae)

Nick Upton / Ridge-saddled spider wasp (Cryptocheilus notatus), the UK's largest spider hunting wasp, hunting for prey in heathland, Dorset, UK. July.