One dose of an insecticide can kill three generations of cockroaches as they feed off of each other and transfer the poison, according to Purdue University entomologists who tested the effectiveness ...

The sex pheromone of the German cockroach, Blattella germanica, has been characterized as gentisyl quinone isovalerate. This cockroach is a major cause of allergic disease and serves as a mechanical ...

“The German cockroach from the late third century is so far the oldest found in the world,” Shiyake said. “The species could be native to Japan.” The research results were to be presented at an annual ...