A trout river is shown to be a complex ecological system. Observe the behavior of the trout, and learn how the pike keep a check on its population. 10 minutes.
About Educational Videos
Each video comes in a sturdy, plastic storage case and includes a Teacher’s Guide. You may reproduce the text in whole or in part. All educational videos include Public Performance rights for use in educational settings. Several titles are available in Spanish and most are closed-captioned. Call 1-800-368-2728 for more information.
ISBN: 0-7922-1221-5
Copyright Date: 01-FEB-74
U.S. Price: $49
Canadian Price: $77
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