Eggs are laid on the upperside of the leaves. The caterpillar of the Clouded Yellow butterfly is of a bright grass- green colour, with a white line on each side, marked with yellow and orange. A scientific agreement between Cesa and the Institute of Zoology, Almaty have been signed. A CD-Rom under preparation. If a country doesn't respect to its own vernacular, other neighbours are never obligated to give some regards to it.
Reasons are in the internet now.