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Earth & Environment

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shallow reef

IN THE DEEP Healthy shallow reefs, like this one in Micronesia, are at increasing risk. Researchers previously hoped that species from these reefs could survive in deeper reefs, but new evidence shows this may not be the case.  

robot catching a cephalopod

GOTCHA A new machine, shaped sort of like a five-fingered arcade claw, gently encloses soft-bodied sea creatures (like this cephalopod) to study before releasing them, unharmed, back into the ocean.

Dunkleosteus

STRONG SWIMMER  The armored, jawed fish Dunkleosteus was a top ocean predator around 380 million to 360 million years ago, during the late Devonian Period. 

Earth & Environment

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