Her associate, Michael, is tugging off his waders within the supply closet after hosing down our 26 kennels, palms rough from constant immersion in water. I swing open the door to the workplace, where the executive director, Judy Martin, is on the telephone negotiating a transfer of 12 puppies from Covelo, a hamlet 77 miles east of us that has a growing dog overpopulation drawback. Monday mornings at the Mendocino Coast Humane Society, the northern California animal shelter where I work part-time, are chaotic. A new cell phone-based facial recognition utility for canine has the potential to considerably enhance rabies …