Institution: | Woodland Ecology Branch, Forest Research, Alice Holt Lodge, Wrecclesham, Farnham, Surrey GU10 4LH, UK, Behavioural and Environmental Biology Research Group, Department of Biological Sciences, The Manchester Metropolitan University, John Dalton Building, Chester Street, Manchester M1 5GD, UK, Institute of Terrestrial Ecology, Monks Wood Research Station, Abbots Ripton, Huntingdon PE17 2LS, UK |