Overview:
Shows how the gradual changes in a pond affect living things from the end of winter to the beginning of summer. Includes extreme close-ups and photomicrography to show protozoa and other minute forms of life found in a pond.| Status: | Released (1970-01-01) |
|---|---|
| Productions: | Coronet Films |
| Production Countries: | United States of America |
| Spoken Languages: |
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