35-pound beagle-dachshund mix and a 9-year-old, 38-pound Australian Cattle Dog, and I’ve fostered other dogs. So I’ve gained insight into what constitutes a good pooper-scooper.

If you don’t clean up their waste, the feces of dogs can potentially infect people. Consumer Reports has the scoop on the best gadgets and techniques to scoop that poop. Lauren Anthony is a vet ...