| Ahead of His Time : Wilhelm Pfeffer, Early Advances in Plant Biology A.T. Bergerud is former chief biologist of Newfoundland. He has been a population ecologist involved in research on caribou populations in North America since 1955. Stuart N. Luttich, a provincial biologist in Labrador, monitored the caribou herd from 1974 to 1993. Lodewijk Camps studied the George River caribou herd from 1988 to 1992. |