Locomotion - Research Article from Macmillan Science Library: Animal Sciences

Woodson, Jacqueline
This encyclopedia article consists of approximately 16 pages of information about Locomotion.
This section contains 4,506 words
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Animals have evolved an amazing variety of ways to get around. There are animals with no legs; animals with one appendage that serves as a "leg" (snails, clams); animals with two, four, six, or eight legs; animals with dozens of legs; even animals with hundreds of legs. There are animals that move constantly, and animals that stay in one place for their entire adult life. There are animals that swim purposefully and animals that drift wherever the currents take them. Animals slither, crawl, flap, glide, and swim. Some animals spend their entire life underground, whereas others spend almost their entire life in the air. All of these are different modes of animal locomotion.

Locomotion is not the same as movement. All animals move, but not all animals locomote. In ethology, or the study of animal behavior, locomotion is defined as movement that results in progression from one place...

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This section contains 4,506 words
(approx. 16 pages at 300 words per page)
Buy the Locomotion Encyclopedia Article
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Locomotion from Macmillan. Copyright © 2001-2006 by Macmillan Reference USA, an imprint of the Gale Group. All rights reserved.