Before they pick up a scent, it is normal for the dog to cast around, sniffing the ground and whining, although some dogs are silent when searching for a scent. When following scent, the hound makes a baying noise. Once the quarry is up in a tree, they switch to a short, choppy ba...
Dog, 1, Bedbugs, 0 ; Insect-Sniffing Hound: All Clear At E-Town CollegeTom Knapp