| 2000 |
Internship at the NaturZoo Rheine
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| 2002 |
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| 2004 |
Internship at the Nationalpark Biebrza (Poland); research on the annual fluctuation of the population size of root voles (Microtus oeconomus); research on space use of weasel (Mustela nivalis) and stoat (Mustela erminea) |
| 2004 |
Internship at the 'Otter-Zentrum Hankensbüttel'; research on the spatial distribution of the Eurasian otter (Lutra lutra) in Lower Saxony |
| 2005 |
Vitosha Nature Park (Bulgaria); Survey on brown bears in Vitosha Mountain |
| 2006 |
Internship at the Mammal Research Institute (Poland); Project: "Space use and reproductive strategy of the European bison (Bison bonasus) in the forests of Bialowieza and Knyszyn." |
| 2009 |
Scientific assistant at the Institute for Forest and Environmental Policy at the University of Freiburg |
| 2009-2010 |
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