Assertion: elephant seal | /r/HasAspect | helpful feature
Facets:
value: in their bodies
type: LOCATION
Source sentences:
text: Elephant seals have a helpful feature in their bodies known as the countercurrent heat exchanger to help conserve energy and prevent heat loss.
text: Elephant seals have a helpful feature in their bodies known as the countercurrent heat exchanger to help conserve energy and prevent heat loss.