Forensic entomology When conditions are dry, the deprivation of moisture outside drives many pests inside searching for water. While the rainy weather increases the numbers of insects, this dry weather causes pest invasions to increase. The pests most commonly known during dry conditions are scorpions, ants, pillbugs, millipedes, crickets, and spiders. Extreme drought does kill many populations of insects, but also drives surviving insects to invade more often. Cold temperatures outside will cause invasions beginning in the late summer months and early fall. Box elder bugs, cluster flies, ladybugs, and silverfish are noticed some of the most common insects to seek the
Great Plague of Vienna plague outbreaks since the first wave of "Black Death" in the fourteenth century. The city was crowded and densely built. Descriptions indicate that there were no public sewers or drainage systems, with stinking mounds of domestic garbage littering the streets. In addition, warehouses for trade goods, which held items such as clothing, carpets, and grain for months at a time, were heavily infested with rats. Conditions in the city were considered so unhealthy and filthy, even for the time, that the plague often carried the title "Viennese death" in other parts of Europe. A religious order operating in Vienna, the