Phoca vitulina - Schwimmen und Tauchen
0.0(0 votes)
1955
0h 2m
Documentary
Swimming movements of a common seal under water, propulsion through hind extremities.
Production
Institut für den wissenschaftlichen Film (IWF)
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Swimming movements of a common seal under water, propulsion through hind extremities.
Institut für den wissenschaftlichen Film (IWF)