When a species colonizes an area that it has not previously inhabited, it is called an "invasion," and it can result in the extinction of en demic species. The increase in numbers of humans travelling the world presents opportunities for invasions by organisms and the spread of di seases such as rabies and smallpox. Using the large amount of data fro m studies in pest control and epidemiology, it is possible to construc t mathematical models that can predict which species will become invad ers, which habitats are susceptible to invasion, and the biological im pact. This book presents a clear...