Protected areas facilitate species' range expansions. Bằng Thomas, C, Gillingham, P, Bradbury, R, Roy, D, Anderson, B, Baxter, J, Bourn, N, Crick, H, Findon, R, Fox, R, Hodgson, J, Holt, A, Morecroft, MD, O'Hanlon, N, Oliver, T, Pearce-Higgins, J, Procter, D, Thomas, J, Walker, K, Walmsley, C, Wilson, R, Hill, J