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  1. Dictyostelium Purpureum ('Acrasina’): Aggregation and Formation of the Sporophore (1963 Film)

    Director
    H Albrecht
    Producer
    G Gerisch
    Subject
    Biology
    Distribution
    Film (16mm)

    Shows the stages of spore germination, phagocytosis and cell division. An Encyclopaedia Cinematographica film. *BMA/BLAT.

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  2. Gasterosteus Aculeatus ('Gasterosteidae’): Mating and Spawning (1962 Film)

    Subject
    Biology
    Distribution
    Film (16mm)

    Shows nest-building, mating behaviour and spawning among sticklebacks. After several unsuccessful mating attempts, caused by the aggressiveness of the female or by her low level of spawning readiness the...

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