Extending the natural range of a declining species: genetic evidence for native great crested newt (Triturus cristatus) populations in the Scottish Highlands
1. Scottish Natural Heritage, Leachkin Road, IV3 8NW, Inverness, UK 2. School of Environment and Life Sciences, University of Salford, M5 4WT, Salford, UK 3. Naturalis Biodiversity Center, P. O. Box 9517, 2300, RA, Leiden, The Netherlands