He gave the creatures the brightly coloured sugar drops and watched as their transparent stomachs matched the food they were eating.
Scientist Dr Babu mixed the sugar drops with edible colours red, green, blue and yellow and placed them in his garden to attract the insects.
By placing them on a paraffin base the drops kept their shape when touched by the ants.
Some of the ants even wandered from one colour to another, creating new combinations in their bodies.
