What parameters are used for tiger census in our country’s national parks and sanctuaries?
a. Pugmarks only
b. Pugmarks and faecal pellets
c. Faecal pellets only
d. Actual headcounts
In our country, parameters for tiger census in national parks and sanctuaries include both pug marks and faecal pellets. They can be used to determine the number as well as the distribution of the tiger population. Newer techniques of excreta DNA analysis and camera trappings are considered more accurate for tiger census. The answer is the option (b).