Phoca vitulina - Schwimmen und Tauchen
Overview: Swimming movements of a common seal under water, propulsion through hind extremities.
Language: de
Release Date:
Jan 1, 1955
Genres:
Documentary
Status: Released
Overview: Swimming movements of a common seal under water, propulsion through hind extremities.
Language: de
Jan 1, 1955
Documentary
Status: Released
