Petit Gris snails are fed at the snail farm of French breeder Dominique Pierru near Soissons, northeast of Paris, December 19, 2007. Pierru , who revived the caviar d'escargot by making it purer and fresher, hopes to produce 200kg (440lb) of eggs this year and 600 kg in 2008. Picture taken December 19, 2007. REUTERS/Philippe Wojazer (FRANCE)