It's fun to watch dogs play in the snow, but you need to be careful. Here are some tips to protect your pooch.

A hero dog sniffed out another dog in peril while on a walk with his family. Jason and Kris Zackowski's dog, Bunsen, led his owners to a Freezing and hungry dog stuck in a creek.

You don't need a big dog for protection—vets told Newsweek about the small breeds that can deliver the same results.