Testing mosquito pee could help track the spread of diseases

West Nile and other diseases were detected in excretions from wild insects caught in traps

mosquito

URINE FOR A TREAT  Honey-laced mosquito traps let scientists test a mosquito’s excretions for viruses it’s spreading, potentially leading to easier, cheaper and safer monitoring for disease outbreaks.

James Gathany/CDC

There are no teensy cups.