New Delhi, Oct. 26 -- The appearance of dragonflies swerving at eye level foretells rain in Cambodia. When we travel through the country in late September to early October, swarms of yellow-striped flutterers, which resemble bumble bees, with their distinct yellow and black stripes, seemingly flattened and pinned against diaphanous wings dart around us. The dragonflies flourish in the rainy season (from May to October) and while they themselves are objects of beauty, their presence tells both of Cambodia's ecosystem and beliefs.

In the rains, pools fringe the roads, creating the perfect breeding ground and ensuring abundant food. Dragonflies wouldn't frequent a stagnant smelly swamp, as they prefer clean water, making them "natural bioin...