1. Department of Biosciences Durham University South Road Durham DH1 3LE UK
2. Department of Anthropology Durham University South Road Durham DH1 3LE UK
3. School of Natural and Environmental Sciences Newcastle University Newcastle‐Upon‐Tyne NE1 7RU UK
4. Durham Wildlife Trust Chilton Moor, Houghton‐le‐Spring Tyne and Wear DH4 6PU UK
5. National Wildlife Management Centre Animal and Plant Health Agency Sand Hutton Campus, Sand Hutton York YO41 1LZ UK