Assertion: beluga's melon | /r/ObjectUse | used for echolocation
Facets:
Source sentences:
text: All toothed whales have melon which is used for echolocation but beluga’s melon is very obvious and pliable i.e. it changes shape as beluga makes different sounds.
text: They have a thick layer of insulating blubber, a large melon used for echolocation, and lack a dorsal fin.
text: They also have a large forehead, called a melon, which is used for echolocation.
text: The beluga can also change the shape of its bulbous forehead (called a “melon”) which is used for echolocation.