Declaration:
Funding: President Terai Chure Madhesh Conservation Development Board
Conflicts of interest: No conflict of interest
Ethics approval: Not applicable
Consent to participants: Not applicable
Data availability: Supplementary Files
Authour’s Contribution: NS, BRL, RR, MD designed the research. BRL, SL, AG, SB, RPP, AP, SKT lead to collect the data. SL, BRL interpreted the data and wrote the manuscript. NS supervised the study.