Dogs are known to have a strong sense of smell and this ability can be used in a constructive manner to identify scent and save lives.
Handlers train numerous dogs to follow their nose and help rescue the avalanche victims. The Wasatch Backcountry Rescue recently held their annual avalanche training near Alta and Snowbird.
The dog is using his nose
The dogs are trained to use their sense of scent to track the victims and the handlers pick the indications and sigs and start their rescue operations at those areas.
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The dogs are trained to become certified avalanche rescue dogs; and they are able to find their target in less than a minute.