DescriptionTubercle model Humpback whale flipper.jpg
English: This picture shows a model of a Humpback whale flipper with tubercles. They improve fluid flow over the flipper's surface.
Deutsch: Modell einer Buckelwalflosse mit sogenannten Tuberkeln. Das sind knotige Strukturen auf den Flossen des Wales, welche die Strömungsmechanik des Wales verbessern.
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{{Information |Description ={{en|1=This picture shows a model of a Humpback whale flipper with tubercles. They improve fluid flow over the flipper's surface.}} {{de|1=Modell einer Buckelwalflosse mit sogenannten Tuberkeln. Das sind knotige Strukture...