Learn how to sit, stay, and roll over with this fully illustrated, "delightful" guide to yoga starring man's best friend (Shutterbug magazine).

Inspired by a friend's mastiff who would imitate his master's morning yoga routine, photographer Dan Borris created Yoga Dogs, a full-color collection of forty-five different dogs and puppies doing human yoga poses. Don't worry: No animals were harmed during the making of these images; their extreme flexibility is the result of clever digital trickery.