e-dreaming-cats-brains.html
Do Animals Dream?
   Recently I dreamed of a giant squid with a huge eye made of a thousand
   typical dreams of a weird-animal writer? (See "Why Do We Dream? To Ease
   dream?"
   It's uncertain whether animals dream, but "it seems very likely," Hugo
   You might say they "dreamed" their path to a reward.
   In people, dreaming occurs during rapid-eye movement, or REM sleep,
   we call dreams," says Patrick McNamara, director of the Evolutionary
   Cats likely see images during deep sleep, though they may not be dreams
   McNamara says, though we can't say for sure if they were dreaming like
   we do. (Watch a mother cat hugging a kitten having a "bad dream.")
   were "dreaming" of.
Dream a Little Dream of Me
   My squid dream got me curious: Can cephalopods--a group that includes
   squid, octopuses, and cuttlefish--dream?
   "It's possible, it all depends on your definition of 'dreaming,'"
   Who knows, maybe that giant squid is out there in the ocean dreaming