Reintroducing Wolves to Yellowstone was a Success. That's When Trouble Began.
Some call it one of the great conservation success stories of our time. After being nearly killed off, gray wolves were re-introduced to Yellowstone National Park in 1995.
Since then, the population has bounced back to more than 1,600 across the northern Rocky Mountains. But some say a protracted fight over whether the wolves remain endangered has had some unintended consequences.
Educators, click below for this video’s accompanying lesson plan and check out our Environmental Education Collection.
Sign up for our newsletter to receive resources related to this video.
Browse through dozens more lesson plans and videos here.
More Like This

Anger over policing and inequality boiled over in 1967 in protests and violence across the United States. A landmark report warned that without major changes, it would happen again.

As police have become more militarized, the role of SWAT teams has morphed – from use in emergency situations to fighting the drug war.

The Supreme Court considers new arguments challenging admissions practices that colleges use to select a diverse student body.

About half a million children have dangerously high lead levels in their blood, mostly from exposure to peeling paint and contaminated dust. The fight over who should clean it up has lasted for decades.