Close-up view on the individual polyps that constitute a colony of stony coral. Each polyp is just a few millimeters across and has 12 tentacles around its mouth.

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The connection between polyps allows for the sharing of nutrients ... deposit calcium carbonate skeletons, not all stony corals grow large enough to build reef structures. In the tropics ...

It undermines their basic, ancient structure—the stony skeleton that's secreted by millions upon millions of coral polyps over thousands ... other organisms, both large and small.

they are generally not feasible at large scales. And, although this project required a trained team of 42 people each time a cluster of spiders were anchored in the coral rubble, the full ...

Experts say dying corals are animals, vegetables and minerals, so the fight to save them is anything but simple.

a genus of colonial stony corals native to the Red Sea, the Indian Ocean, Japan and the South Central Pacific Ocean, which grows in a cup shape on the reef. It is one of four large pieces collected in ...

Several meters underwater off the coast of Bonaire, a small island in the south Caribbean, Danielle de Kool floated in place ...

Mark Martindale, PhD, Professor and Director, Whitney Laboratory for Marine Bioscience, University of Florida While it is easy to work with the anemone Nematostella vectensis, coral polyps are ...

Found among coral reefs in the Red Sea, it has large canines and a fierce expression ... restored along a metropolitan Adelaide ... Stony Coral Tissue Loss Disease Is Shifting the Ecological ...

now hold the future in their gently waving polyps. In a nondescript industrial complex, the center's large fiberglass aquariums each hold coral ecosystems, complete with small fish that provide ...