Nature's microworlds. Yellowstone [electronic resource] / produced by Doug Mackay-Hope.
In 1995 after an absence of 70 years, wolves were released back into Yellowstone National Park. Steve Backshall examines how the re-introduction of this apex predator has set off a cascade of events that have reverberated through the food chain. The beaver population has increased, whilst numbers of...
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| Online Access: |
Online Access (via Alexander Street Press) |
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| Other Authors: | , |
| Format: | Electronic Video |
| Language: | English |
| Published: |
London, England :
British Broadcasting Corporation (BBC),
2013.
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| Subjects: |