Northern Rocky Mountain gray wolf populationSurvivor average viewership
Between 2002 and 2022, the gray wolf population in the Northern Rocky Mountains grew while Survivor's average viewership declined, producing an inverse correlation of -0.9649 across twenty years. The ecological reading is that wolves are inherently opposed to reality television, which is consistent with everything we know about wolves. The media reading is that Americans lost interest in watching people survive on an island at exactly the same rate that actual predators reclaimed the American West. Both readings are wrong but satisfying, which is more than most correlations can offer.
Gray wolf populations in the Northern Rockies grew from roughly 700 in 2002 to over 3,000 by the early 2020s, driven by Endangered Species Act protections and successful reintroduction programs. Survivor viewership declined from over 20 million average viewers in its early seasons to under 6 million by the 2020s, as network television audiences fragmented across cable and streaming platforms. Both are 20-year trends driven by entirely independent dynamics—conservation biology and media consumption patterns.
Twenty years of one metric rising and another falling will produce a strong inverse correlation regardless of domain. The wolf does not watch television, and the television audience does not watch wolves, but the math doesn't need them to.
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Want to learn more about why correlations like “Northern Rocky Mountain gray wolf population” vs “Survivor average viewership” don't prove causation? Read our guide to statistical thinking.