Waves at beaches along the coast in Dalian, Liaoning Province were glowing in the dark on Friday, May 18, 2018 due to bioluminescent plankton. Scientists believe that plankton use their ability to glow in the dark as a way to startle and scare away predators. [Photos: IC]

Waves at beaches along the coast in Dalian, Liaoning Province were glowing in the dark on Friday, May 18, 2018 due to bioluminescent plankton. Scientists believe that plankton use their ability to glow in the dark as a way to startle and scare away predators.

Waves at beaches along the coast in Dalian, Liaoning Province were glowing in the dark on Friday, May 18, 2018 due to bioluminescent plankton. Scientists believe that plankton use their ability to glow in the dark as a way to startle and scare away predators.