Current mood:

awake

Animals are amazing, part 7, 417, 537, 412
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[Transcribed from an entry I made in my paper journal]

When researchers asked a middle-aged parrot to describe an empty tray during a counting test, the bird spontaneously answered, "none." Understanding the abstract concept of zero is quite a hoop to fly through; humans can't do it until age 3 or 4.

(original source: shit, I forgot to write it down, but it was out of a magazine, possibly Psychology Today.)

More in-depth article:
http://www.world-science.net/exclusives/050701_parrotzero1frm.htm

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