Bangor Daily News: Out with the orchids, in with the deadly nightshade. The profile of plants found in Acadia National Park has been shifting over the past century, with some species declining and others on the rise, and researchers believe climate change is mainly to blame. Some of the plants that are becoming more common in the park are considered invasive species, according to park officials. Purple loosestrife, glossy buckthorn and barberry are among the invasive species that have become a common sight on Mount...