In this study, we tested three specific hypotheses: (i) tiger
density is higher inside the Chitwan National Park than in the
multiple-use forest outside the park; (ii) tigers avoid locations
visited by people and/or vehicles; and (iii) tigers are more active at
night to avoid human disturbance. To test these hypotheses empirically,
we used data from motion-detecting field cameras set inside
and outside the park in 2010 and 2011 (Materials and Methods