Declassified Government Documents Available for Download

Entomological warfare (EW) is a type of biological warfare that uses insects to attack the enemy. The concept has existed for centuries and research and development have continued into the modern era.

EW has been used in battle by Japan and several other nations have developed and been accused of using an entomological warfare program.

Below are documents pertaining to this research.

  1. Entomological Field Test Technology,Bellwether II, BIO 531, December 1961 [92 Pages, 3.2MB]


Operation Big Itch

Operation Big Itch was a U.S. entomological warfare field test using uninfected fleas to determine their coverage and survivability as a vector for biological agents. The tests were conducted at Dugway Proving Ground in 1954.


  1. Operation Big Itch, November 1954 [40 Pages, 5.42mb]



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  •  Heftomatic: 
    Lots of bugs out in Dugway UT.
     643 days ago 
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03.23.2010 (1638 days ago)
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Entomological Warfare