Hydra
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Part of the "The Biology Classics" series. Hydra is a genus of simple fresh-water animals possessing radial symmetry. Observes feeding behavior of hydra, shows detailed microscopy of stinging cells used in capturing prey, and reviews two digestive processes: cellular and extracellular. Also covers locomotion, reproduction by budding, the development of sex organs, and symbiotic guests, both external and internal. Accessibility options on the DVD are: (1) expanded description, (2) English subtitles in a black box, (3) subtitled description.
Media Details
Runtime: 5 minutes 31 seconds
- Topic: Science
- Subtopic: Biology
- Grade/Interest Level: 8 - 12
- Standards:
- Release Year: 2006
- Producer/Distributor: Biomedia Associates
- Series: The Biology Classics
Available Resources
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