Of Rivers and beavers it tries to show the general public everything related to the return to the beaver in the Iberian Peninsula. The beaver is considered a keystone for the recovery battered acuatic ecosystem and they have understood this, in more tham 20 Eurpean countries where it has been reintroduced.
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The beaver needs the river as much as the river needs the beaver.
A river seen as a fragile and diverse ecosysten where everythink is linked, from the largest tree to the smallest of insect.