Bernard Castelein / Spider (Tibellus oblongus), Groot Schietveld, Belgium. June

Bernard Castelein / Spider (Tibellus oblongus), Groot Schietveld, Belgium. June

Bernard Castelein / Spider (Tibellus oblongus) female on egg sac, Klein Schietveld, Brasschaat, Belgium. July

Nick Upton / Wandering or Running crab spider (Philodromus cf. aureolus) hunting on low vegetation in a garden, Wiltshire, UK, May.

Emanuele Biggi / Huntsman spider (Chrosioderma sp) camouflaged against a green leaf, Andasibe-Mantadia National Park, Madagascar.

Alex Hyde / Running crab spider (Tibellus oblongus) hunting amongst stinging nettle leaves. Norfolk, UK, September.

Alex Hyde / Running crab spider (Tibellus oblongus) waiting to ambush prey on orchid. Nordtirol, Austrian Alps, July.

Tony Wu / Joro spider (Nephilia clavata) female a type of golden silk orb-weaver spider common in Japan during the autumn. With the spider's chelicerae, or jaws, clearly visible. These deliver a neurotoxin simi...

Alex Hyde / Running crab spider (Philodromus sp.) female guarding egg sac. Arne RSPB reserve, Dorset, UK. August.

Chris Mattison / Turf-running spider (Philodromus cespitum) Gower, South Wales, UK, June.

MYN / Tim Hunt / Running crab spider (Tibellus oblongus) on grass stem, Worcestershire, England, UK, June.

Stephen Dalton / Running crab spider (Philodromus dispar) immature male. Sussex, England, UK. October.