The Vienna moth, also known as 'black arches', is a serious forest pest across Europe and Eastern Asia. It lays its eggs on tree trunks, which are harmed by its larvae on hatching. In the past, the cooler forest climate, coupled with natural parasites of the moth, kept a check on its population. However, increased forest edges due to deforestation has given them access to trees along the edge. Here, the warmer climate speeds up their life cycle, and slows that of its parasite which hatches on the forest floor. The end result is more damage to forest trees due to more moths
Read more at Buzzle: http://www.buzzle.com/articles/understanding-the-edge-effect-with-examples.html