Assertion: blue whale's sound | /r/Synonym | song
Facets:
Source sentences:
text: These enormous animals use a variety of sounds (known as songs) including hums, squeaks and rumbles to communicate between one another, particularly during the breeding season in winter.
text: 9.Blue Whales use a variety of sounds (known as songs) including hums, squeaks and rumbles to communicate between one another, particularly during the breeding season in winter.