BarkFest

From a dancing pup to a yoga-loving pooch that does more than just downward dog, this one-hour special features some of the funniest canine videos to craze the Internet. We also meet the owners and dogs to see if these talented “troublemakers” are still up to their old tricks, or if they’ve reformed their ways.

Ever meet a dog and wonder what breed it is? We did, and now we’ve got the answer. Using one of the most reliable DNA labs in the world, we reveal the breeds of six very mixed-up mutts—and the results will shock you. With an almost endless list of breed combinations, What Breed Am I? covers the big, the small, the cute and the downright crazy.

Small towns are under attack. A terrible menace is stalking the streets. Believe it or not, packs of chihuahuas, are wreaking havoc in cities including Phoenix and Los Angeles. But one couple is committed to giving these tiny terrors a second chance. We follow Laura Dash and Jim Peterson as they run Dolittle’s Ranch where they have rescued more than 2,000 chihuahuas over the past 10 years.

With over 400 breeds and countless variations, canines have become the most diverse mammal on land. From ears to tails, coats to paws, every part of their bodies is uniquely structured to serve an important purpose. How Dogs Got Their Shapes shines a light on a variety of shapes to explain how each part plays a pivotal role in the evolution, history and behavior of distinct dog breeds.

SCIENCE OF DOGS: THE X FACTOR provides an in depth look at man's best friend.

To decipher the type of dog mutts across America are, owners share their animal's behaviors and physical traits and the experts do their analysis and, finally, a DNA test is performed to confirm the breed, with results that may be surprising.