Aram Calhoun, a professor of wetland ecology at the University of Maine, was quoted in a Portland Press Herald article about research being done by Bowdoin College biologist Nat Wheelwright, who says he has found evidence of a mass die-off of wood frog tadpoles. “The die-off is significant; however, in warm weather, we do see read more Calhoun Quoted in Press Herald Article on Wood Frog Die-Off