This is makeindex, version 2.14 [02-Oct-2002] (kpathsea + Thai support).
Scanning style file optimal_foraging_theory.ast......done (6 attributes redefined, 0 ignored).
Scanning input file optimal_foraging_theory.acr....done (17 entries accepted, 0 rejected).
Sorting entries....done (73 comparisons).
Generating output file optimal_foraging_theory.acn....done (50 lines written, 0 warnings).
Output written in optimal_foraging_theory.acn.
Transcript written in optimal_foraging_theory.alg.