Conservation And Balance In Nature

Duration: 18

Year Published: 1965

Format: 16mm

Description: Investigates the balance in natural ecological systems and what man is doing to his environment. Shows that the interrelation of organisms in food webs involves a delicate balance. Pictures a wide variety of animal adaptations and discusses their significance for community balance. Stresses that adaptations is measured in terms of reproductive success, since only individuals that leave offspring will continue the species. Critically examines man's role in changing the existing balance in biological communities.

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Indiana University Library Moving Image Archive

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