Assertion: elkhorn coral | /r/HasAspect | symbiotic algae
Facets:
value: like most shallow-water corals
type: OTHER
Source sentences:
text: Like most shallow-water corals, elkhorn corals have symbiotic algae living within their cells, providing the corals with excess energy that they make via photosynthesis (the use of sunlight to convert carbon dioxide into food/energy).