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Neues Alarmgerät schützt Wale vor Fischernetzen

Ein Schweinswal schaut aus dem Wasser

Ein Schweinswal schaut aus dem Wasser

Foto: imago/blickwinkel

Die Technik imitiert die Kommunikation der Tiere. Dadurch landen 70 Prozent weniger Schweinswale in den Netzen.

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