Switzerland is more than just a haven for nature and wildlife; it's also Europe's water reservoir. This visually captivating documentary showcases the aquatic ecosystems and diverse fauna of Valais.

Enjoy a magical journey through Switzerland's rugged wilderness. This is nature at its finest! In this clip you will learn some interesting facts about the glaciers, the wildlife, and the climate.

Part three of this mini-series features breathtaking winter scenes of the Alps and wildlife that includes foxes, chamois, marmots, and wolves.

In old-growth forests, trees can grow, live, age, and die naturally, and thereby contribute to the ecosystem rather than being harvested in the prime of their lives. That's why the WWF has nature reserves in Germany where the old-growth forests of tomorrow can develop.

In addition to wolves, badgers, and eagles, there are now lynxes roaming Switzerland once again!

What species can you encounter in the Swiss mountains in spring? How does the landscape change at different altitudes? Watch this clip to gain some wonderful insights into a unique natural paradise.

The Swiss wilderness boasts a variety of climate zones, flora, and fauna. There are raccoons, and at Lake Lugano, there are even some hoopoes.

In the fourth part of this series on the Swiss wilderness, we find ourselves at Lake Maggiore in southern Ticino. Here, there are enormous catfish and bright green tree frogs.