Cite

    Margaret J. Schoeninger et al.. “Environmental variables across Pan troglodytes study sites correspond with the carbon, but not the nitrogen, stable isotope ratios of chimpanzee hair.” American journal of primatology, vol. 78, no. 10, n.d., pp. 1055–1069. http://access.bl.uk/ark:/81055/vdc_100036362894.0x00002e