PHILADELPHIA (WPVI) -- Did you know that the firefly is the Pennsylvania state bug? Fireflies, or lightning bugs as many people call them, have been lighting up our summer nights for as long as we can ...
Firefly populations have decreased due to habitat loss, light pollution and chemical use. Fireflies are beetles that use bioluminescence for mating, with some species employing deceptive tactics.
Terra Planet Earth on MSN
Fireflies are lighting up the night sky in unusual numbers this summer for a beautiful reason
Fireflies Are Lighting Up the Night Sky in Unusual Numbers This Summer for a Beautiful Reason ...
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