Assertion: beluga's forehead | /r/Synonym | melon
Facets:
Source sentences:
text: ’s forehead is called a melon and is believed to help the whales produce their wide range of different sounds.
text: Beluga whales are toothed cetaceans that are easily identified by a white, stocky body and a protruding forehead called a melon.
text: Beluga whales have bulbous, flexible foreheads called “melons” that help them produce sound and make facial expressions.