“…Within the region, the method has been used previously to identify human migration (Buikstra et al, 2003;Price, 2006;Price et al, 2000Price et al, , 2008Price et al, , 2010White et al, 2007;Wright, 2005aWright, , 2005b. Fewer studies have used the method to study animal movement and trade in either Old or New World contexts (Freiwald, 2010;Shackleton and Elderfield, 1990;Sykes et al, 2006;Thornton et al, in press;Vanhaerena et al, 2004;Viner et al, 2010;Yaeger and Freiwald, 2009).…”