Animals 'Can Think About Thought'

Animals 'Can Think About Thought'
By Tim Radford
Science Editor
The Guardian - UK
12-3-3

Monkeys can manage mathematics. Dolphins can be decisive.
But US psychologists have broken new ground in the animal
intelligence challenge. They have proved that animals are also
smart enough to join the "don't-knows".

It means that animals, like humans, may be capable not just of
thinking, but of thinking about thinking, of knowing that they
don't know. Psychologists call this "metacognition", evidence
of sophisticated cognitive self-awareness. Ordinary mortals
know it as "dithering".
......
http://www.guardian.co.uk/animalrights/story/0,11917,1098467,00.html