
Yellowstone National Park: Celebrity bears, and a tale of two trout
Published on Jan 28
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<p>You can’t come to Yellowstone without thinking about the grizzly bear. This thriving ancient ecosystem is like a sacred space for them. And a critical source for food which they are constantly in search of in order to get the needed calories that will sustain them through their long winter sleep.</p> <p>But what many grizzly bear lovers might <em>not </em>think about are the fish at the heart of the bear feeding frenzy. Yellowstone has the largest high elevation lake in North America, and under the surface, a fight is going on between the native cutthroat trout and the invasive lake trout. And for a long time the invasive lake trout have been winning the battle, throwing the whole lake’s food chain into disarray.</p> <p>On today’s episode, Chris visits Yellowstone to see how scientists are turning an ecological disaster into a rare invasive species success story, and how the beloved Yellowstone grizzlies are faring amongst this drama.</p> <p><em>We’d love to ...