Actinosphaerium eichhorni EHRBG.
On display are the movement structures of Heliozoa, the expulsion of food remains, plasmogamy, separation and temporary bridging, "phobia".
- Year: 1952
- Country: Germany
- Genre: Documentary
- Studio: Institut für den wissenschaftlichen Film (IWF)
- Keyword: biology, black and white, silent film, short film, science
- Director: Willi Kuhl
- Cast: