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Maps of southern Africa illustrating: (a) known and probable present-day savanna elephant distribution (data source: www.elephantdatabase.org; accessed 2 June 2014 at 15.00 h); and (b) current mean maximal air temperatures (years 1950–2000; data source: www.worldclim.org; accessed 2 June 2014 at 14.00 h; Hijmans et al., 2005).
