lucidota

Lucidota atra, the black firefly. New York. Not all fireflies luminesce.  Lucidota atra is a day-flying species, common in eastern North America, with vestigial light-producing organs. photo details: Canon MP-E 65mm 1-5x macro lens on a Canon EOS D60 ISO 100, 1/200 sec, f/13, flash diffused through tracing paper