The Rodent Engineer--The Beaver

Duration: 29

Format: 16mm

Color: B&W

Description: Tells the story of the beaver and its role in the history of America. Explains how the beaver builds dams and creates new environments. Shows a beaver dam with the animals swimming, feeding, and diving. Uses diagrams and models to study a beaver community, the lodge, and their engineering skills. (WGBH-TV) Kinescope.