News Ecosystems Another World Hides inside Coral Reefs By Susan Milius October 17, 2001 at 10:13 am - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Specialized video equipment snaked into small crevices in coral reefs of the Red Multicolored sponges crowd the inside of a reef cavity. Wunsch Sea has revealed a community that rivals the one visible outside. “The largest habitat is inside,” contends Claudio Richter of the Center for Tropical Marine Ecology in Bremen, Germany.