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Excretory Systems in Animals
Date
1971
Main contributor
Indiana U Audio-Visual Center
Summary
[motion picture] Illustrates the excretory systems of various animals, including the paramecium, amoeba, hydra, planaria, earthworm, grasshopper, crayfish, frog, and dog. Explains that the paramecium, amoeba, hydra, and planaria excrete carbon dioxide and ammonia by diffusion. Uses animated drawings to clarify the function of the nephrons in the kidneys.
Collection
IUL Moving Image Archive
Unit
IUL Moving Image Archive