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Educational197824 min640×360

Variations on a Theme: Skeletal Adaptations

British Broadcasting Corporation. Television Service, Open University, Media Guild

EducationScienceIndustrial and advertising

At the Internet Archive

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About

Title from data sheet

Made in 1978

Intended audience: High school through college

Issued also as videorecording

A study in the workings of natural selection, focusing on illustrations of convergence, or different animals reaching similar skeletal adaptations, and divergence, or the adaptation in related animals of different skeletal structures in response to physical forces. Includes close-ups of animals in motion and skeletal structures, and shows scientists using machines to measure forces which affect skeletal structures

Human-made No record of this work says a model made it. What this means.

Archive
Internet Archive, in Educational films
Licence or status
The Internet Archive states none for this item.
Credit
British Broadcasting Corporation. Television Service, Open University, Media Guild
Language
English
Who can watch
The archive gives no rating. Invisible Network shows it to Tweens profiles and older, judged from its collection and subjects. How films are placed