Biological warfare has been used for many years. One type in particular, entomological warfare, or the use of insects in warfare, dates back thousands of years. For centuries, insects have been used as biological weapons to spread diseases and destroy crops. They've even been used as literal weapons—they can bite and sting!
In this gallery, we delve into the history of entomological warfare and how insects have been used as weapons
over the years. Click on to learn more.