The crayfish is examined as an example of an animal having an external skeleton; the function and structure of each individual part of the skeleton is studied. Detailed consideration is given to the male and female reproductive organs, the arterial system, the nervous system, and the process of feeding and digestion.
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How to watch
Collection
In ACMI's collection
Credits
Collection metadata
ACMI Identifier
314067
Language
English
Subject categories
Animals & Wildlife → Animals - Physiology
Animals & Wildlife → Fishes - Reproduction
Animals & Wildlife → Shellfish
Sound/audio
Sound
Colour
Black and White
Holdings
16mm film; Access Print (Section 1)