The phrase "scent trail" refers to a pathway or a route created by a smell that an animal or person can follow to reach a specific destination or locate something.
Sentences with «scent trail»
It's not uncommon to see them search back and forth and follow a particular scent trail. (nehumanesociety.org)
The purpose of tracking is for the dog to follow a human scent trail and find the «missing person» at the end of the track. (gsdcouncilaustralia.org)
You'll also be set up to continue with more advanced scent trailing classes. (mountainhoovespaws.com)