| Affiliation: | Department of Zoology, University of Cambridge, Downing Street, Cambridge CB2 3EJ, United Kingdom;Centre for Ecology and Hydrology, Monks Wood, Abbots Ripton, Huntingdon, PE28 2LS, United Kingdom;UNEP World Conservation Monitoring Centre, 219 Huntingdon Road, Cambridge CB3 0DL, United Kingdom;Environment and Energy Section, Mechanical Engineering Department, Instituto Superior Técnico, Lisbon, Portugal;Royal Society for the Protection of Birds, The Lodge, Sandy SG19 2DL, United Kingdom |
