Picture informations: Baleen whales

Author(s) User: Evadb
Licence owner User: Evadb
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Horny baleens in upper jaws, dorsal fin small or missing  

Picture informations: Toothed whales

Author(s) Stefan Czybik
Licence owner Schutzstation Wattenmeer
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Usually toothed, often beaked, dorsal fin usually conspicuous