Assertion: starfish's arm | /r/HasProperty | covered with structure
Facets:
Source sentences:
text: The Antarctic predator Labidiaster annulatus has up to 50 arms covered with structures called pedicellariae, which act like “bear-trap claws” to grab krill or crustaceans.
text: But the Antarctic predator has up to 50 arms covered with structures called pedicellariae, which act like “bear-trap claws” to grab krill or crustaceans.