Accurate tiger census methodology assumes significance in the context of the recent controversy over the declining number of tigers in the Indian sub continent. And counting pugs is the easiest and cheapest method of tiger census.

Evidence suggests plants have a nervous system that enables them to respond to touch.

Nigerian pastoralists have been found to be a storehouse of valuable information on the value of plants.

THE "arms race" between plants that produce defence mechanisms to ward of foragers such as deer and animals who attempt to evolve mechanisms to counter these defences, have long intrigued

IN GLOBAL terms, existing species are estimated at between five and 30 million. Of these, only 1.4 million have been identified, of which 750,000 are insects, 40,000 invertebrates, 250,000 plants and

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