Assertion: killer whale's fin | /r/HasProperty | curve
Facets:
Source sentences:
text: her dorsal fin is smaller and curves, while the male dorsal fins is rather triangular and straight.
text: Males have larger pectoral and dorsal fins than females and their dorsal fin is more elongated and triangular, whereas dorsal fins of females are shorter and more curved.
text: The dorsal fin of older males is very tall (up to 1.8 metres [5.9 feet]) and straight; females and young males have a dorsal fin that is about half that size and distinctly sickle-shaped (falcate).
text: her dorsal fin is smaller and curves, while the male dorsal fins is rather triangular and straight.