Fig. 1From: Tracking animal movements using biomarkers in tail hairs: a novel approach for animal geolocating from sulfur isoscapesa The mean annual precipitation (b) the interpolated sulfur isoscape based on the output of a spatial GAM and (c) the underlying geology of the area. The boundaries of protected areas in the Serengeti ecosystem are illustrated with black lines. Sampling locations for (a) grass and (b) cattle are illustrated with black pointsBack to article page