Stinging celled animals--Coelenterates / ENCYCLOPEDIA BRITANNICA EDUC. (FILM
- Date
1962
- Main contributors
Ralph Buchsbaum; Encyclopaedia Britannica Films; Michael Birch; William Kay; William Peltz
- Summary
-
Uses live-action photography, cinephotomicrography, and diagrams illustrating their activities and bodily structure to show how the classes of coelenterates are distinguished. Describes the characteristics of the phylum Coelenterata, including fresh and salt water examples; shows the typical coelenterate body plan; and provides examples of the three classes of coelenterates. Shows how coelenterates obtain and digest their food, how they reproduce by sexual and asexual processes, and how they move. Identifies and shows examples of the three classes of coelenterates: Hydrozoa, Scyphozoa, and Anthozoa. Pictures the hydra as a general representative of the phylum, describing it in detail and viewing experimentally its reaction to the chemical glutathione. Views reproduction in hydra. Concludes that coelenterates are the simplest animals to have tissues, and though they appear to be peaceful animals, they are always attempting to feed.
- Publishers
Encyclopaedia Britannica Films; Indiana University Audio-Visual Center; University of Illinois Film Center; Lane Education Service District
- Genre
Educational
- Subjects
Invertebrates; Marine animals; Ctenophora; Marine biology; Invertebrates; Cnidaria
- Collection
Encyclopaedia Britannica Educational Corporation
- Unit
IUL Moving Image Archive
- Language
English
- Rights Statement
- No Copyright - United States
- Physical Description
film reel (16 min.) 16 mm Guide Included
- Notes
Statement of Responsibility
ENCYCLOPEDIA BRITANNICA EDUC. (FILM
- Other Identifiers
Catalog Key: 10901697; Other: GR00406859; MDPI Barcode: 40000003258433
Access Restrictions
This item is accessible by: the public.