Figure 1
![Figure 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1746-4269-9-50/MediaObjects/13002_2013_Article_352_Fig1_HTML.jpg)
Map of Arunachal Pradesh indicating the study area. Map of Tirap district of Arunachal Pradesh showing study site (Map adopted from http://www.mapsofindia.com). Map of Changlang district of Arunachal Pradesh showing study site (Map adopted from http://www.mapsofindia.com).