A study shows that whales sing after a good meal

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Besonders Buckelwale passen sich flexibel an veränderte Nahrungsbedingungen an, während Blauwale empfindlicher reagieren. Eine neue Studie macht deutlich, dass Walgesänge ein wertvolles Frühwarnsystem für Veränderungen im Ozean sein können – und liefert neue Impulse für den marinen Naturschutz. Credit: Unsplash / Oliver Tsappis

A new study from Australia and California shows that whale songs are more than just impressive natural phenomena — they directly reflect the state of marine ecosystems. For six years, researchers used sound recordings, photo identification and AI-based data evaluation to study the songs of humpback, blue and fin whales in the East Pacific. The result: In times of abundant food, whales sing more frequently — when scarce, they fall silent.


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