Czech Dam Project Was Stalled by Bureaucracy. Beavers Built Their Own.

Officials in the Czech Republic had long planned a dam project to protect a river and endangered species, but faced delays. Beavers took matters into their own hands, building dams that saved 1.2 million euros and created an ideal environment practically overnight. Despite their reputation for causing damage, beavers’ engineering skills can greatly benefit ecosystems and conservation efforts.

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