Dogs learning to sniff out diseases from urine samples

Dogs learning to sniff out diseases from urine samples

Researchers are teaching a select few Waikato dogs to sniff out a tropical disease known as snail fever. The disease is caused by a parasitic worm and can cause serious complications. Waikato University's Scent Detection Research group is training dogs to identify infected urine samples. Director of the unit, Associate Professor Tim Edward spoke to Lisa Owen.