From: "RobertB." 

Didn't the AIDS virus initially jump species?


In article ,
 John Cuccia  wrote:


>
> Early in the new year, U.S. scientists will begin experiments that
> should provide some answers to those questions. In the process, they
> hope to learn more about why a virus that nature designed to infect
> migratory water birds has the astonishing capacity to kill mammal
> species ranging from house cats to tigers to humans.
>
>

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robert b.
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