We spoke with several dog trainers and veterinarians about the importance of pet ID tags. Here’s what you should know when purchasing one for your dog or cat.

Unlike other strays that might approach humans for food, this dog kept its distance, exuding an air of caution and independence ... Engraved on the collar tag was a website address, a small ...

I have noticed many lost dogs – and some cats – and some are not reunited with their people. Why? The answer is often simple.