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. 2021 Feb 19;7(8):eabf3792. doi: 10.1126/sciadv.abf3792

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Fig. 2 — δ¹³C_EAA values of the seven specialized consumer groups sampled to represent food sources and the predators. Amino acids are as follows: leucine (Leu), lysine (Lys), phenylalanine (Phe), threonine (Thr), and valine (Val).