A comparison of fecal sampling and direct feeding observations for quantifying the diet of a frugivorous primate.

Discussion Our comparison of the two techniques of dietary data collection over the time period in the same study population demonstrated that there was a highly significant difference in the estimation of dietary diversity and seasonal dietary composition of fruit, leaf, pith, flowers, and non-plant items using observational scans and macroscopic fecal inspection.

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Overall low detection rates precluded a month by month statistical comparison and made a clear trend difficult to identify ( Figure 7 ).

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