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
1st Weather Reconnaissance Squadron German submarines. Work started in 1940 on an alternative, the North Atlantic ferry route, a series of shorter flights across Newfoundland, Labrador, Greenland and Iceland to the UK. The necessary airfields and resources were in place by summer of 1942 for the first large scale flights by the Eighth Air Force. Large numbers of aircraft were ferried during the summer but weather conditions in the winter closed the route and made any crossing more perilous. The stormy and erratic weather in the North Atlantic region presented the same problem faced by ships sailing between North America and Britain, and required