truffle hog

Looking for truffles in open ground is almost always carried out with specially trained pigs (truffle hogs) or, more recently, dogs.

See Truffle hog.

One of these, dimethyl sulfide, is what attracts truffle dogs, truffle hogs and truffle flies to the fruiting bodies.

The truffle hog is a domestic pig used for locating and extracting a type of tuber known as truffles from temperate forests in Europe and North America.

About 60 channels are active, and during a week spent rooting among them like a truffle hog in the YouTube forest, I unearthed more than a few tasty morsels.

I'm not so sure, though: Gibney has a truffle hog's snout for trouble, and I wonder if he sensed the Armstrong machine was about to collapse and wanted to be there when the first cogs shook loose.

Today it is common for dogs (known as "Truffle hounds") as well as truffle hogs to be used in the gathering of truffles because hogs have been known to eat too many truffles in the field.