Assertion: dolphin's fin | /r/HasProperty | curved
Facets:
value: usually
type: DEGREE
Source sentences:
text: The hourglass dolphin's body is short and stocky, while the dorsal fin is tall and curved, sometimes even appearing bent towards the body in adult males.
text: The dorsal fins on dolphins are usually curved or hooked, while those on porpoises are more triangular in shape.