Potamon fluviatile Potamon fluviatile Potamon fluviatile is a freshwater crab found in or near wooded streams, rivers and lakes in Southern Europe. It is an omnivore with broad ecological tolerances, and adults typically reach in size during their 10–12 year lifespan. They inhabit burrows and are aggressive, apparently outcompeting native crayfish. "P. fluviatile" has been harvested for food since classical antiquity, and is now threatened by overexploitation. Many of the island populations are particularly vulnerable, and the Maltese subspecies has become a conservation icon. A population in Rome may have been brought there before the founding of the Roman Empire. Adult "Potamon
If This Is a Man Mussolini's racial laws. In 1942 he found a position with a Swiss drug company in Milan. With the German occupation of northern and central Italy in 1943, Levi joined a partisan group in Valle d'Aosta in the Alps. He was arrested in December 1943 and transported to Auschwitz in February 1944. He remained there until the camp was liberated on 27 January 1945. "If This Is a Man" recounts his experiences in the camp. Levi began to write in February 1946, with a draft of what would become the final chapter recording his most recent memories of Auschwitz. According to