Elkhorn coral refers to a type of coral that has large branches resembling the antlers of an elk. It is an important and endangered species that can be found in tropical oceans. Full definition
At sites like Windsock and Karpata, groves of elkhorn coral grow close to shore and rise almost to the surface. (caradonna.com)
One - year - old colonies of endangered elkhorn coral grown in an aquarium were cemented to boulders along the Curacao coast in August, 2012. (dotearth.blogs.nytimes.com)
Porter's team then exposed healthy elkhorn corals in waters in the Bahamas to each strain. (sciencemag.org)