The Grizzly bear: a case study in field research

Duration: 22

Year Published: 1968

Creator: Encyclopedia Britannica Educational Corp.

Format: 16mm

Color: Color

Sound: sound

Description: Demonstrates various methods used for gathering information on grizzly bears. Shows how the studies of John and Frank Craighead may save the grizzly bear from becoming extinct. Includes photographs of the grizzlies of Yellowstone National Park in their natural habitats.

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New York Public Library

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