Title Work Title No: 16898 Medium: Moving Image Date: 1962 (Release) Original Summary: "Uses models, animated drawings, laboratory demonstrations, and photomicrography to illustrate the efficiency of a multicellular construction in animals, to analyze the structure of a sponge, and to show the reproductive processes, the limited motility, and the adaptation of sponges to their environment." - Summary from Worldcat. Countries of Origin: U.S.A. Genres: Educational
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