Dogs are taught to identify the first target odor, a natural essential oil. (eastbayspca.org)
Once target odors are introduced to the dog, he will search for the odor only and find its source, then get rewarded by his handler with his favorite food or toy reward. (lagottous.com)
The dogs are trained to find a hidden target odor and alert the handler. (pawsitivetrainingllc.com)