The study in this article showed that using rats to evaluate mine risk is a very promising mine-detection method. When three rats were used to evaluate a contaminated area, the success rate was 95 percent, showing that rats can be a speedy and cost-effective means of mine detection.
Verhagen, Ron; Weetjens, Frank; Cox, Christophe; Weetjens, Bart; and Billet, Mic
"Rats to the Rescue: Results of the First Tests on a Real Minefield,"
Journal of Conventional Weapons Destruction: Vol. 9
, Article 51.
Available at: http://commons.lib.jmu.edu/cisr-journal/vol9/iss2/51