Assertion: killer whale's fin | /r/CapableOf | exhibit sexual dimorphism
Facets:
value: with the male's fin
type: OTHER
Source sentences:
text: Dorsal fins also exhibit sexual dimorphism, with those of males about 1.8 m (5.9 ft) high, more than twice the size of the female's, with the male's fin more like a tall, elongated isosceles triangle, whereas the female's is shorter and more curved.