Assertion: shark's predator | /r/HasProperty | efficient
Facets:
Source sentences:
text: The truth is that most sharks are carnivorous and efficient predators, although some others feed on plankton.
text: Although the small size and the delicate condition of the two specimens has prevented detailed studies of gut contents to examine the shark’s feeding choices, the presence of sharp and pointed teeth in both specimens suggest that pocket sharks may be effective predators.
text: One of the main reasons sharks are such effective predators is their keenly attuned senses.
text: Definitively, it is a powerful, aggressive and efficient predator, but it has no preference for humans.