"Using a y-maze, we found that bees can not only differentiate between
patterns containing two and three elements, but can also use this prior
knowledge to differentiate three from four, without any additional training.
However, bees trained on the two versus three task could not distinguish
between higher numbers, such as four versus five,"

http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0004263;jsessionid=4F1E1CE7FDDC632CF906A12C18506D00

Bill Truesdell
Bath, Maine

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