Livelihood pattern of the people of an area is directly influenced by the local biodiversity. Biodiversity is essential for human survival and economic well-being, and for the ecosystem function and stability. Over exploitation and biodiversity loss affects livelihood and food security of the local. People change their livelihood strategies as an adaptive response to changes in their environment. Some livelihoods flourish while others diminish, and this ebb and flow is the result of a changing livelihood context.