GAM's of elephant dung densities in the Okapi reserve in 1995 and 2006.

“(L)” denotes a linear term and the “+” or “-” sign denotes a positive correlation or a negative correlation with the linear term. Other variables are smoothed and the nature of their relationship with the predictor is dependent on the value of the predictor and is shown on their respective gam plots (figure 4) * denotes a significant difference with the null model. Only significant habitat variables are given.