This installment of our series on the Feldberg Lakes focuses on fish and how they reproduce. We also meet the savior of the eastern bullhead.

The Feldberg lakes are home to mysterious creatures that look like plants and can only be found in an unspoiled habitat. Get to know these exciting organisms, some of which truly fascinate scientists.

The Feldberg Lakes are a veritable paradise for various species of eagle. In this video, we meet the kings of the skies as they engage in courtship displays, hunting, and nest building.

In this segment, we get to know other creatures living in the Feldberg lakes and learn who the "grandmother" is.

This part is about the offspring of the various inhabitants of the Feldberg lakes. How do the parents behave after the mating season? How dangerous is life for the various species, and how do they protect themselves?

A few very special insect species can be found around the Feldberg Lakes. Otters and other water creatures also live here, and the full moon seems to have a special effect on them.

The meadows around the Feldberg Lakes are home to an enormous variety of floral and fauna. While deer, foxes, and hares live on land, predatory and non-predatory fish can be found underwater, where the natural balance is being threatened by anglers.

The condition of the aquatic habitat is checked at regular intervals by conservationists and some interesting discoveries have already been made. Meanwhile, the ospreys are gradually training their young to become independent.

The allure of the Feldberg Lakes with their clear, fresh water was described many years ago by the writer Hans Fallada. In the last part of this series, you can see how professional conservationists and volunteers are helping to preserve these impressive waters.

Hollywood director James Cameron dove once before into the depths of the ocean with his Blockbuster movie Titanic . Now he wants to reach the deepest point of the world's oceans — the Mariana Trench. But billionaire Richard Branson is also planning his own expedition into the deep.
Copyright: Deutsche Presse Agentur [The German Press Agency]

Singer Indira responds to allegations that weatherman Jörg Kachelmann raped his wife.

We don't know exactly how and when life began on Earth, but the answer probably lies in the depths of the ocean: It is here that the first unicellular organisms evolved.

How do coral reefs form, and what role do they play for underwater creatures such as fish? In this video, you can see some fascinating life forms and how they interact with one another.

Brilliantly colorful parrot fish and two-bar sea bream are among the fish featured in this segment. Sea cucumbers, the vacuum cleaners of all the Earth's oceans, also make an appearance.

Different types of fish have very different tactics when it comes to survival in the coral reef, including camouflage, safety in numbers, and hiding in plain sight.