Cat Facts Fact: Cats don’t have a sweet tooth November 9, 2012 No Comments Unlike dogs, cats do not have a sweet tooth. Scientists believe this is due to a mutation in a key taste receptor. Image via Taildom. nibbles Previous Post Next Post More Articles On Catnipsum April 11, 2013 Fact : Cats have a third eyelid called a Haw June 30, 2013 Bowls or Automatic Cat Feeders : What is right for your cat? February 12, 2014 Fact : Cats sleep a lot!