Assertion: spadefish's fin | /r/HasProperty | long
Facets:
value: extremely
type: DEGREE
Source sentences:
text: The pectoral fins of flying fishes (family Exocoetidae) are extremely long, an adaptation that allows flying fish to glide over water as far as 150 m (492 ft.) and remain airborne as long as 20 seconds.
text: Pectoral fins are long, extending beyond the anal opening when appressed (pressed close to the body).