Coelenterates
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Copyright
Registered 1Dec76 · MP32226 (Jul-Dec 1977) Copyright holder: BioMedia Associates
Complete catalog record
Focuses on a hydra capturing a daphnia. Compares the reproduction methods of the hydra and obelia. Shows closeups of the physalia and limestone producing polyps in stony corals.
Related films
Sources
- 16mm Filmography (legacy record) — title, year, creator, catalog record
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
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