Assertion: gastropod | /r/HasProperty | symmetrical
Facets:
value: bilaterally
type: DEGREE
value: externally
type: DEGREE
Source sentences:
text: Thus, although gastropods are still considered to be bilaterally symmetrical (that's how they start out), by the time they become adults, gastropods that have undergone torsion have lost some elements of their "symmetry".
text: Externally, gastropods appear to be bilaterally symmetrical.