Assertion: manta ray | /r/HasProperty | the species
Facets:
Source sentences:
text: …the manta rays, the species Mobula diabolis of Australia, grows to no more than 60 cm (2 feet) across, but the Atlantic manta, or giant devil ray (Manta birostris), the largest of the family, may grow to more than 7 metres (23 feet) wide.
text: Manta rays are flat-bodied fish, but there are only two species.