Wolves of Yellowstone | EARTH A New Wild | PBS LearningMedia
Gray wolves were reintroduced into Yellowstone National Park in 1995, which have since resulted in a trophic cascade through the entire ecosystem. After the wolves were driven extinct in the …
Wolves of Yellowstone: Lesson Plan - PBS LearningMedia
This set of activities, inspired by the Wolves of Yellowstone | EARTH A New Wild video, introduces students to the ecological impact of wolf reintroduction and the controversy …
In the Valley of the Wolves | About | Nature - PBS
The epic history of the Druids, one of more than a dozen packs now occupying the 2.2 million acres of Yellowstone, is documented in NATURE’s In the Valley of the Wolves, was produced …
In Part 1, students will discover how the absence of wolves impacted the Yellowstone National Park ecosystem. They will explore the concept of a trophic cascade through a short video clip …
In the Valley of the Wolves | Reintroduction of the Wolves | Nature - PBS
2011年7月13日 · When the gray wolf was eradicated from Yellowstone National Park in the 1920s, more was lost than just the noble and fascinating predator. The park’s entire …
Using your bubble maps as a guide, create a food chain of the three organisms that are involved in a trophic cascade in Yellowstone National Park. With the elimination of wolves from the …
Bringing Wolves Home | NOVA - PBS
1997年11月11日 · Gray wolves are once again living icons of Yellowstone National Park, after nearly 70 years of absence from the region. NOVA: I understand you helped direct the …
Yellowstone Wolves The Renewal of Nature | PBS America | UK
Some 70 years after their extermination, in 1995 wolves were resettled in Yellowstone National Park, restoring an entire ecosystem which had been completely out of balance. Filmed over …
Wolves of Yellowstone: Part 1 Student Worksheet - PBS LearningMedia
This student worksheet (No. 1 of 2) connects to Part 1 of the lesson plan Wolves of Yellowstone.
Gray wolves were reintroduced into Yellowstone National Park in 1995, resulting in a trophic cascade through the entire ecosystem. After the wolves were driven extinct in the region …