Yes. Many pet owners have seen their sleeping dog or cat twitch or paw the air, as if dreaming of bones to bury or mice to chase. Stanley Coren, a psychology professor at the University of British Columbia and author of the book The Intelligence of Dogs, says that canines go through the same sleep stages as we do, only faster.
After about 20 minutes, a dog enters REM sleep, the stage in which most vivid dreams occur. Big dogs dream longer, Coren says, and little dogs dream quickly and frequently. He doesn’t know why, and neither does anyone else. More