A warm summer evening in many parts of the world sets the backdrop for a familiar sight: the lightning bug. These winged beetles activate chemical reactions in a portion of their abdomen known as the lantern to emit flickers of light, a process known as bioluminescence. Only a few of the world's over 2,000 species coordinate their flashes into patterns and are known as … [Read more...] about Rare Footage Shows Billions Of Fireflies Lighting Up an Indian Wildlife reserve