Is the alpha wolf idea a myth?

From Scientific American:

If you’ve ever heard the term “alpha wolf,” you might imagine snapping fangs and fights to the death for dominance. The idea that wolf packs are led by a merciless dictator is pervasive, lending itself to a shorthand for a kind of dominant masculinity.

But it turns out that this is a myth, and in recent years wildlife biologists have largely dropped the term “alpha.” In the wild, researchers have found that most wolf packs are simply families, led by a breeding pair, and bloody duels for supremacy are rare.

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