Beagles follow their noses wherever they lead them. CBP uses them as narcotics and agriculture detector dogs.
Beagle
Large worker canines, German Shepherds are. Police and military use German Shepherds. Their acute sense of smell helps them in SAR and drug detection.
German Shepherd
Dachshunds are active hunters with a keen sense of smell. Breed to hunt badgers.
Dachshund
Short-legged Basset Hounds are hounds. Bassets were bred to chase hare. Only the Bloodhound has a better sense of smell and ground-scent.
Basset Hound
Bluetick Coonhounds are determined hunters who can follow complex traces. Blueticks can follow faint odours like Redbone Coonhounds.
Bluetick Coonhound
There are four foxhound breeds. The Foxhound's related. They hunt foxes by scent. English Foxhounds are determined fox hunters with a good nose.
English Foxhound
Labradors are a British gun dog breed. It was produced in the UK from Newfoundland fishing dogs and called after Labrador.
Labrador Retriever
Medium-sized Golden Retrievers are Scottish retrievers. Golden Retrievers employ their sense of smell in detection work and excel as Search and Rescue and allergy alert dogs.
Golden Retriever
Scottish Terrier is a dog breed. The Scottie, originally a Skye Terrier, is a vermin hunter with a remarkable sense of smell.