The glowing of fire-flies

Nature’s Glow-In-The-Dark Superstars

Luminous fish, fungi and bugs. | Photos by David Liittschwager

More than four-fifths of Earth’s organisms are known to make light live in the ocean. Their glowing existence has perks and pitfalls.

Appeared in the March 2015 issue of National Geographic Magazine as “Luminous Life”.

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