Monday, March 28, 2011

Unusual animal skills used to save humans

Snails (Who Knew)  

They aren't built for speed, but some snails provide an early alert system for pollution.

 

 Animals can find landmines, detect pollution -- even diagnose disease. They're often way more effective than machines, and now we're finding new ways to use animals' natural abilities.

 

 

News Source: Yahoo

 

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