When people think of service animals, they only tend to think of guide dogs for the blind. However, that's just the tip of the iceberg. There are so many other kinds of service animals out there and they can do all sorts of things. Cancer-Sniffing Dogs One thing that medical service dogs can do is to help sniff out cancer. Generally, the dogs are trained to only sniff out one or two kinds of cancer.
29 May 2019