Assertion: beluga's melon | /r/CapableOf | modulate their vocals
Facets:
value: including echolocation “clicks
type: OTHER
Source sentences:
text: The beluga’s protruding head is the housing for an organ called the “melon” which modulates their vocals and acts like a sound lens.
text: They lack a pronounced rostrum, or beak, and the top of their head is characterized by a round, flexible “melon” that focuses and modulates their vocalizations, including echolocation “clicks.