Ingestion, Digestion and Defecation in Freshwater Sponges

Producer: IWF Wissen und Medien gGmbH

The video describes a fundamental structure of the freshwater sponge Ephydatia. Ingestion, digestion and defecation are shown in micro time-lapse shots and in 3D animation. The structure and function of the choanocytes (collar cells) is explained in detail.

Details:

Language: German, English
Year of production: 1996
Format: CD-ROM, DVD-Video, MPEG1 Download
Running time: 14 mins.
Price: €6.95 CD-ROM, €14.80 DVD-Video, €5.56 MPEG1 Download