Assertion: sponge | /r/CapableOf | harbour symbiotic blue-green algae
Facets:
Source sentences:
text: Some Sponges like, the Spongillidae, are often greenish because green Algae live in a symbiotic relationship within them; others are violet or pinkish, because they harbour symbiotic blue-green Algae.
text: Some sponges (e.g., the Spongillidae) are often greenish because green algae live in a symbiotic relationship within them; others are violet or pinkish, because they harbour symbiotic blue-green algae.