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Using microphotographs and superimposed diagrams, the film explains the structure of hydra; the nematocysts, nerve net, mesogloea and symbiotic algae; the muscle cells; methods of regeneration and nutrition;...
Structure and life history of the amoeba. The slow movements of the amoeba, the formation of pseudopodia, the general structure, and the junctioning of the contractile vacuole are illustrated. The...
Life cycle of the blowfly from egg-laying to emergence of adult. Laying of the eggs in exposed meat in the summer; hatching of larvae; growth and feeding of larvae, and their burrowing into the earth for...
Many examples of crustaceans including wood lice, daphnia, cyclops, shrimps and lobsters, in their natural environments.
Describes the embryology of the frog. The processes of coition, fertilisation, cleavage, gastrulation, neurulation and subsequent development are illustrated in turn, by means of micro-photography,...
Annual cycle of ‘Protopterus’ within its aestivation cocoon. The fish is discovered embedded in a lump of hardened mud, removed and placed in water, fed, and later compelled to bury itself again by...
Shows Pavlov’s animal work. Nerve system of a frog with orientative reflexes to external irritation, that continue to work after brain removal. The effect of exhibiting food on the salivary secretion of a...
Depicts the structure and mode of functioning of the crayfish. External structure illustrated showing the regions of the body and the various appendages. This leads to a consideration of the respiratory and...
The life of the mountain goat in its biblical habitat related to quotations from the Old Testament and relics from Ur of the Chaldees in the British Museum.
Documents the 14-year quest for the four-legged coelacanth, the 400 million-year-old fish. Once thought to have gone extinct with the dinosaurs, the coelacanth was rediscovered in 1938. Includes background...
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