Fireflies in the genus Photuris ... light pollution should be looked at as a possible cause. In the UK, adults of L. noctiluca are active between May and September, usually with a peak of activity in ...

I couldn’t wait for sundown when I visited a small valley, a known habitat of fireflies. As dusk gradually deepened, the stage was set for the show I was awaiting. Flecks of light began to fly ...