7 Apr WorldLink: How to train dogs to sniff out truffels in Italy

The delicacy of truffels are hard to find. But Giovanni Monchiero and four generations of his family have mastered how to train their canine companions to help sniff them out. They set up the one and only University for Truffle Hunting Dogs, near the town of Alba in the north-west Italian region of Piedmont, an area that's rich in truffles.
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