When Project Tiger was launched in 1973, efforts to carve out safe havens for tigers took on a new urgency.

A walk through a forest can be a bewildering experience. The whole forest appears to be running wild with insects of varied colours, hues and behaviours. Many of these traits appear to be deployed in defense against visually-hunting predators such as birds and lizards. Evolutionary biologists have long puzzled over the factors that determine when animals evolve to deter predators either through striking visual displays or by hiding in plain sight (i.e., camouflage).

Researchers find environmental factors such as calcium, pH ccan dictate which turn cancer takes