Border security fencing and wildlife: the end of the transboundary paradigm in Eurasia? by Milner-Gulland, E, Linnell, J, Trowhurst, A, Boitani, L, Kaczensky, P, Reljic, S, Kusak, J, Majic, A, Skrbinsek, T, Potocnik, H, Hayward, M, Buuveibaatar, B, Olson, K, Badamjav, L, Bischof, R, Zuther, S, Breitenmoser, U