International Journal of Biodiversity and Conservation 2141-243X Academic Journals 10.5897/IJBC2014.0680 Pushpendra Engla A. S. Thakur Moni Thomas A. K. Bhowmick H. L. Sharma * E-mail: moni_thomas@rediffmail.com 2014 11 12 2014 09 07 2014 25 09 2014 6 12 806 813 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/IJBC/article-abstract/798313049014 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/IJBC/article-full-text-pdf/798313049014 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30