During this video-enhanced lesson, using clips from NATURE's "Dogs that Changed the World," students will learn that all dogs came from one ancestor- the wolf. (Grades 5-8)
Apr 16th, 2009 | 0 comments | 1,343 Views
(5 votes)
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Video-Enhanced Lesson
From Wolf to Dog: Lesson Overview
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From Wolf to Dog: Video Segments: Dogs that Changed the World
These clips from NATURE's "The Wolf that Changed America," are used in the lesson, to show students that all dogs came from one ancestor- the wolf.
Apr 16th, 2009 | 0 comments | 1,125 Views
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The Dragon Chronicles: The Olm and Other Troglobites
Of all the troglobites, it is perhaps the olm that is the star. Troglobites are built to survive in the dark cave systems below the earth's surface.
Dec 6th, 2008 | 8 comments | 4,497 Views
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American Eagle: Bald Eagles’ Evolutionary Ancestors
The American bald eagle is a highly specialized predator. But what is the evolutionary background that allows the bald eagle to pull off its amazing maneuvers?
Nov 12th, 2008 | 5 comments | 5,192 Views
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Video-Enhanced Lesson
The Birds and the Beaks: Lesson Overview
In this video-enhanced lesson, students will explore the concepts of adaptation and evolution as seen in different species of birds. (Grades 9-12)
Aug 29th, 2008 | 0 comments | 9,652 Views
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The Perfect Cow?: Video Segments: Holy Cow!
Clips from the NATURE episode "Holy Cow!" show the cow's digestive system and illustrate other naturally evolved and artificially selected traits of cattle.
Jul 15th, 2008 | 2 comments | 6,058 Views
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Video-Enhanced Lesson
The Perfect Cow?: Lesson Overview
This video-enhanced lesson focuses on how and why humans have been so successful in selectively breeding cattle to suit our needs, while also exploring the limitations and consequences of this success. (Grades 9-12)
Jul 15th, 2008 | 7 comments | 8,447 Views
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The Birds and the Beaks: Video Segments: Extraordinary Birds
The segments from the NATURE episode "Extraordinary Birds" show examples of the adaptations of different birds to their varying environments.
Jul 15th, 2008 | 3 comments | 6,101 Views
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Arctic Bears: How Grizzlies Evolved into Polar Bears
Scientists have uncovered an evolutionary path suggesting that polar bears are a relatively new species.
Jun 10th, 2008 | 17 comments | 6,783 Views
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Supersize Crocs: Crocodile Secrets of Survival
The crocodile has few natural predators, an armor of bony plates covering most of its body and strong jaws capable of crushing anything from bones to cast iron.
Jun 2nd, 2008 | 3 comments | 3,449 Views
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