The song is that of a humpback whale and was recorded by scientists in March 1949 in Bermuda, researchers said.

Oldest whale recording from 1949 reveals secrets of humpback communication and the quieter oceans of the past.

A mysterious ocean sound was recorded off Bermuda in the 1940s. Scientists finally uncover the truth - The preserved ...

Researchers on Cape Cod, Mass., recently discovered the oldest known recordings of whale sounds and believe the discovery could help scientists understand how the animals communicate ...

A historic recording of a humpback whale song, captured in 1949, offers new insights into whale communication and the quieter ...