WESTBORO – Like the bald eagle, the common loon continues expanding its nesting territories, repopulating sites in Massachusetts it hadn’t inhabited for more than a century.Andrew Vitz, state ornithologist, said the state Division of Fisheries & Wildlife, working with the Maine-based Biodiversity Research Institute, confirmed the hatch of a common loon chick in Fall River this spring.According to Vitz, statewide there are 45 loon territories, the most prolific […]