Alien Beetles Tracked with “Ray Guns,” Dental Floss

Publication: National Geographic News   Date: October 16, 2006   View Article

Scientists are combining space-age ray guns with dental floss to get a read on how wood-boring beetles such as the Asian longhorned beetle invade new countries.

“These pests have become a problem in the last 20 years or so because of all the foreign trade,” said David Williams, an entomologist with the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service in Cape Cod, Massachusetts.

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