Sean Morgan wrote:
> I once read about an Australian pharmaceutical company that used
> pigeons to
> sort pills, conditioned to hit a button when they saw one of the right
>
> color. Supposedly the ASPCA had them replace the pigeon with a human.
>
> This is almost certainly an urban legend, since a real manufacturing
> process
> would not be allowed mix pills.
> ------------------------------
That particular application is probably a legend but pigeons do have goo
color selecting ability, they have been trained and used to assist
british rescuers spot orange vests bobbing in the open seas.
Nick Nicholas
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