Phenomenal Fireflies - Alex Wild Photography
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This female Photinus pyralis has brought in several males. In contrast to the large light-producing organ of the male, that of the female is smaller and confined to a single segment.

Urbana, Illinois, USA

This female Photinus pyralis has brought in several males. In contrast to the large light-producing organ of the male, that of the female is smaller and confined to a single segment. Urbana, Illinois, USA

Photinus pyralisLampyridaematingcourtshipsexual selectionfireflies