Step 1. Locate a suitable patch of forest, field, or desert.
Step 2. Wait for a warm, moonless summer night.
Step 3. Using a long extension cord, plug in a blacklight. Or even better, a mercury-vapor lamp.
Step 4. Sit back and watch your prey arrive.*
*disclaimer. This technique works generally for most entomologists, but if your needs are more specific, you will wish to employ more specialized methods. Forensic entomologists prefer roadkill, for example.
The views expressed are those of the author(s) and are not necessarily those of Scientific American.
ABOUT THE AUTHOR(S)
Alex Wild is Curator of Entomology at the University of Texas at Austin, where he studies the evolutionary history of ants. In 2003 he founded a photography business as an aesthetic complement to his scientific work, and his natural history photographs appear in numerous museums, books and media outlets. Follow Alex Wild on Twitter