. The Canadian field-naturalist. 12 The Canadian Field-Naturalist Vol. 87 a. t- *?. 1^. ^* te IS s : /'â >:^ v^ ,.*r A'r ^ J^ ifef ^ ^ '/i â * '^ t \ Figure 1. Lobster traps stored on a small forested island in Notre Dame Bay. The bait in these traps very likely supplied the meadow voles which occupied this island with a source of protein. %^>'^' ///i herbaceous vegetation typical of grassy situa- tions, but this fare is available only in small isolated areas in summer and autumn. The voles have adapted to the forest and dwarf shrub barren habitats by including a large variety of forest
. The Canadian field-naturalist. 12 The Canadian Field-Naturalist Vol. 87 a. t- *?. 1^. ^* te IS s : /'â >:^ v^ ,.*r A'r ^ J^ ifef ^ ^ '/i â * '^ t \ Figure 1. Lobster traps stored on a small forested island in Notre Dame Bay. The bait in these traps very likely supplied the meadow voles which occupied this island with a source of protein. %^>'^' ///i herbaceous vegetation typical of grassy situa- tions, but this fare is available only in small isolated areas in summer and autumn. The voles have adapted to the forest and dwarf shrub barren habitats by including a large variety of forest plants in their year-round diets. Evidence indicates that at least some voles take advantage of the sea's resources by scavenging along the shoreline. Acknowledgements My deepest gratitude is due to Dr. W. O. Pruitt, Jr., who supervised this study. The pro- ject was financed by grants awarded to Dr. Pruitt by the National Research Council of Canada (NRC - B-3492 and NRC - A-5957). I am indebted to Mr. O. Forsey, Mrs. G. Kele- hcr and Drs. E. Rouleau, R. Longton, D. Murray and I. Brodo for identification of plants. Literature Cited Bailey, V. 1924. Breeding, feeding, and other life habits of meadow mice (Microtiis). Journal of Agri- cultural Research, 27: 523-535. Godfrey, G. K. 1953. The food of Microtus agrestis L. in Wytham, Berkshire. Saugetierkundliche Mitteilungen, 1: 148-151. Grout, A. J. 1903. Mosses with hand-lens and microscope: a non-technical hand-book of the more common mosses of the northeastern United States. Published by the author, New York, 416 p. Hatt, R. T., J. VanTyne, L. C. Stuart, C. H. Pope and A. B. Grobman. 1948. Island life: a study of the land vertebrates of the islands of eastern Lake Michigan. Cranbrook Institute of Science. Bulletin No. 27, 179 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble
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