Assertion: narwhal | /r/CapableOf | use click
Facets:
value: for communication
type: PURPOSE
value: to detect objects
type: PURPOSE
value: for navigation
type: PURPOSE
Source sentences:
text: Narwhals and most other toothed whales navigate and hunt using clicks, knocks, and whistles.
text: Narwhals communicate using clicks, squeals and whistles.
text: Narwhals use various signals like sequel, clicks and trills to communicate with other narwhals.
text: One such fact is that narwhals communicate using clicks, squeals and whistles.
text: They use the clicks, or echolocation, to detect objects in the water (like prey), for navigation and communication.