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• Since 2003
• Taxonomy und Ecology of small mammals in relation to forest fragmentation in the Maromizaha forest(Andasibe), Eastern Madagascar.
• Since 2005
• Doctoral studies at the University of Veterinary Medicine Hannover on "Biodiversity, ecology and morphological adaptations of the Chiridia in Endemic Rodents(Nesomyinae) from Eastern Madagascar".
• See: Untersuchungen und Bestandsaufnahme der Kleinsäugerfauna in einem Regenwald-Gebiet im Osten von Madagaskar(Maromiza).