1. Piedfly.Net, Yarner Wood Bovey Tracey Devon UK
2. Dept of Natural Sciences, Manchester Metropolitan Univ. Manchester UK
3. Centre for Ecology and Conservation, Cornwall Campus, Univ. of Exeter Penryn Cornwall UK
4. Centre for Research in Animal Behaviour, Univ. of Exeter Exeter Devon UK
5. RSPB Centre for Conservation Science, The Lodge Sandy Bedfordshire UK