During World War One, soldiers in the trenches were typically covered in lice. The Bristish soldiers called them chats and the only way they could get rid of them was either to crack them off with a fingernail or to burn them out of the seams of clothing with a candle flame. This process took hours, and it became a great social occasion, called chatting. Ypres, 1917, in the vicinity of the Battle of Passchendaele. ... Trench Warfare is a form of war in which both opposing armies have static lines of fortifications dug into the ground, facing each other. ... Suborders Anoplura (sucking lice) Rhyncophthirina Ischnocera (avian lice) Amblycera (chewing lice) Lice (singular: louse) (order Phthiraptera) are an order of over 3000 species of wingless parasitic insects. ... For other meanings of the terms United Kingdom and UK”, see United Kingdom (disambiguation) and UK (disambiguation). ...