They’re all good dogs, Brent,” an online personality once said. While that is true, some dogs might be a bit better than others. Or at least some of them can hold down a job.
The K-9 unit is old news to anyone who knows anything about the police force. Dogs also serve in the army, the fire department, and they help the visually impaired get around more easily.
Some dogs are even trying to become dog-tors. A 2019 study found that pooches can be trained to accurately sniff out the presence of cancer cells in blood.