11-10-2016 02:23 via theguardian.com

Coral violently spews out algae in response to heat stress – video

For the first time, researchers from the Queensland University of Technology studying bleaching have captured footage of coral from the Great Barrier Reef spewing out the algae that lives within it in response to heat stress. Using a microscope and digital camera to record time-lapse videos, the researchers demonstrate precisely how coral reacts to rising water temperatures Continue reading...
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