Small-sized dog breeds stay tiny and adorable for their entire lives. If you want a perpetual lap dog, consider choosing one ...

In fact, she’s even intimidated by a small and feisty Shih-Tzu. In this video, we see exactly how shy and scared Dorka acts when “bullied” by a tiny fluff ball of a Shih-Tzu named Butters.

Sometimes, they're so tiny and adorable they do not even real ... In this video from @littlerupert, we can see a black Teacup Shih-Tzu letting out what his human describes as a "big bark ...

Ready, set ... bark! Two rescues from Arizona Humane Society will participate in Puppy Bowl XXI on Super Bowl Sunday.