Panoramica
Latest research shows the humpback whales’ song to be a weapon used in verbal exchanges between bulls fighting over females. These battles can sometimes turn physical, sometimes endangering mothers with vulnerable calves.
Regista: Rick Rosenthal
Cast e troupe
Dettagli
- Data di uscita
- December 3, 1997
- Durata
- 46m
- Lingua originale
- en
- Stato
- Released