Yours

Educational196216 min640×360

What Is a Mammal?

Encyclopaedia Britannica Films, inc

EducationIndustrial and advertising

At the Internet Archive

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About

With teacher's guide

Uses a detailed comparison of the basic structural characteristics of reptiles and mammals to present evidence of the mammal's superiority in adapting to a wide variety of environments on land, in water, and in the air. Presents examples of the mammal's advantages in efficiency of motion, in ability to maintain a constant body temperature, in development of sense organs, in circulatory system, in reproductive system, and in brain capacity

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.
Rights statement
With teacher's guide
Credit
Encyclopaedia Britannica Films, inc
Language
English
Who can watch
The archive gives no rating. Invisible Network shows it to Kids profiles and older, judged from its collection and subjects. How films are placed