Assertion: sponge | /r/HasProperty | primitive
Facets:
value: very
type: DEGREE
Source sentences:
text: They split from the taxonomic hierarchy very early and are so primitive that they are sometimes placed in a subkingdom of Animalia called Parazoa, which means "beside the animals," according to Allegany County Public Schools Virtual Field Trips.
text: Sponges are very primitive animals, lacking organs and a nervous system.
text: Sponges are very primitive creatures that evolved around 500 million years ago (1).