Assertion: coral | /r/HasProperty | plant
Facets:
value: often
type: TEMPORAL
value: because of its appearance
type: CAUSE
Source sentences:
text: Though you may have thought that coral is actually a plant, the fact that they do not produce their own food makes them an animal too.
text: Though often referred to as a plant or rock because of its appearance, coral is a living animal.
text: If you’re talking about the later, a coral is a colony of coral animals that live in a symbiotic relationship with a kind of photosynthesizing algae called zooxanthellae; it is both plant and animal, and you can’t have one without the other.
text: It's no wonder that many people think corals are plants!
text: Nevertheless, people believed corals to be plants until the eighteenth century, when William Herschel used a microscope to establish that coral had the characteristic thin cell membranes of an animal.
text: Corals are animals or plants?