It took photographer Louis-Marie Preau four-years to get this shot of an Eurasian Beaver underwater. This shot represents the dedication of both photographer and conservationists alike. For Preau, his dedication included nightly swims in a river in the Loire region of western France that would last two to three hours. But, he finally got his shot.

The Eurasian Beaver has been brought back from the brink thanks to conservation efforts. In the middle of the 19th century there were only 100 beavers in the wild. Today that number is up to 14,000, a marvelous comeback.

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