Assertion: pacific angel shark | /r/DistinctFrom | top-heavycaudal fin
Facets:
value: with a longer upper lobe typical
type: OTHER
Source sentences:
text: Pacific angel sharks have two, spineless dorsal fins, no anal fin, and a well-developed caudal fin with a decidedly longer lower lobe than upper lobe (as opposed to the “top-heavy” caudal fin with a longer upper lobe typical of most other sharks).