Felix, a truffle-sniffing dog, checks out black truffles (Truffes du Perigord) named Tuber melanosporum,...
Felix, a truffle-sniffing dog, checks out black truffles (Truffes du Perigord) named Tuber melanosporum, in Sainte-Alvere, France, December 18, 2017. REUTERS/Regis Duvignau