They are small, they are angry, and every four year or so they appear in masses seemingly from nowhere. Meet the Norway lemming, perhaps the most misunderstood and mysterious animal of the Scandinavian mountains. Follow the unfolding ecological thriller of the exploding lemming population that creates a domino effect in the entire Nordic ecosystem, inevitably leading to a dramatic climax.

They are small, they are angry, and every four year or so they appear in masses seemingly from nowhere. Meet the Norway lemming, perhaps the most misunderstood and mysterious animal of the Scandinavian mountains. Follow the unfolding ecological thriller of the exploding lemming population that creates a domino effect in the entire Nordic ecosystem, inevitably leading to a dramatic climax.