The Rodent Who Knew Too Much -- Telis 2007 (308): 1 -- ScienceNOW

The Rodent Who Knew Too Much -- Telis 2007 (308): 1 -- ScienceNOW: "Already famous for swimming through sewers and surviving under subway rails, rats can now claim a more sophisticated talent: thinking about thinking. It's not epistemology, but a study published today in Current Biology reports the first evidence that rats know the limits of their own knowledge--a capacity long thought to belong only to the animal kingdom's top brains"