Ammonite / Close up of a Common snail (Cornu aspersum) moving, with Woodlice (Oniscidea). Controlled conditions.

Solvin Zankl / Woodlouse expert Christian Schmidt with a Woodlouse (Porcellio scaber) held in a pair of tweezers. Germany, June 2009

Kim Taylor / Common rough woodlouse (Porcellio scaber) group sheltering in a crevice under tree bark, Surrey, England

Duncan Mcewan / Wood lice on decaying oak, Scotland.

Duncan Mcewan / Sowbug woodlouse (Oniscus asellus) shedding exoskeleton. Inverness-shire, Scotland, UK, Europe

Nick Upton / Two Southern pill woodlice (Armadillidium depressum) on an old garden wall at night, Wiltshire, UK, September.

Tony Wu / Horned isopod (Deto echinata) male, a woodlouse species which lives in the intertidal zone. South Africa

Laurie Campbell / Common / Shiny woodlouse (Oniscus asellus) on Jelly / Jew's ear fungus (Auricularia auricula-judae) Berwickshire, Scotland, February.

Laurie Campbell / Common / Shiny woodlouse (Oniscus asellus) on moss, Berwickshire, Scotland, February.

Laurie Campbell / Common / Shiny woodlouse (Oniscus asellus) on moss, Berwickshire, Scotland, February.

Adrian Davies / Woodlouse (Oniscus asellus) newly emerged adult, UK, October.

Kim Taylor / Woodlouse (Oniscus asellus) close up of head. Surrey, England, September. Digitally manipulated.