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April 18, 2006

Sniffer dogs with wings?

HALF a minute is all it takes. After three 10-second training sessions, Glen Rains's crack team of sniffers is ready for anything. They could be co-opted into the hunt for a corpse. They might join the search for a stash of Semtex or a consignment of drugs. Or they could have the more tedious job of checking luggage at the airport. Whatever the assignment, their role is the same: to pick up a scent no human nose can detect and pinpoint its source. These new recruits to the fight against crime are smaller, cheaper and more versatile than a sniffer dog, and more sensitive than an electronic "nose". They are sniffer dogs with wings. Some of you call them wasps.

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