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Do protection gradients explain patterns in herbivore densities? An example with ungulates in Zambia’s Luangwa Valley

Fig 4

Differences in population density estimates through the study period and 2012 density estimates (dotted line), with other covariates held constant.

Error bars indicate 80%, 90%, and 95% confidence limits.

doi: https://doi.org/10.1371/journal.pone.0224438.g004