In this file photo taken on June 22, 2017 Achille the cat, one of the State Hermitage Museum mice hunters, approaches an Australian national flag during a prediction event of the results of the 2017 FIFA Confederations Cup group B football match between Cameroon and Australia, in Saint Petersburg. Achille, a white and deaf cat, was chosen on March 12, 2018 as the official "animal oracle" for the FIFA World Cup (June 14 to July 15). Olga MALTSEVA / AFP