The Israeli film depicting the advantages of using barn owls and kestrels in place of pesticides won first prize in an intenationl film competition. The 2010 film, calld "The Use of Barn Owls and Kestrels as Biological Control Agents" and produced by Yuval Dax, topped the charts in the expert and instructive films category at the Agrofilm Festival held throughout last week in Nitra, Slovakia.