Flight For Survival: The MigrationOf Birds (Edited Edition)

Duration: 14

Year Published: 1975

Creator: ENCYCLOPEDIA BRITANNICA EDUC. (FILM

Format: 16mm

Description: Explores the yearly phenomena of migration among birds. Demonstrates experiments which have determined that birds navigate by the position of the sun, moon, and stars. Follows the route taken by migrating swallows to illustrate both the distances and hazards which must be overcome in migratory flight each year. Offers theories as to why birds migrate and raises some questions about birds homecoming abilities which are still unanswered.

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Indiana University Library Moving Image Archive

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