The Cyperus 1901 eV association has been maintaining the biotope on the Petersberg in Mainz-Kastel for almost a hundred years. The unique natural oasis provides the habitat needed by many plants and many different animals. There is also an exhibition house with unusual animals. The association's experts are always available for joint nature education activities.

The focus of the student internship was getting to know all the tasks and work that occurs in the exhibition house. The exhibition house is currently home to stick insects, cold and warm water fish, as well as the extraordinary axolotl. These are aquatic Mexican caudate amphibians that have the ability to regenerate limbs, organs and even parts of the brain and heart after they have been lost. The name "axolotl" comes from the Aztec language and means "water monster".

After dDuring the lunch break, the students had the opportunity to get to know the park. Bees, lizards, toads and a variety of birds and plants that were still in hibernation impressed the young nature lovers. Afterwards, paths were marked byom leaves and are now optimally prepared for spring thanks to the efforts of the hard-working interns.The boys’ CONCLUSION: “We’ll be back” and say “THANK YOU” for the great internship!