Which moths occur where and why? Elevational gradients in mountains are natural experiments. More »
Small, robust, lightweight, efficient – specific UV lamp to attract nocturnal insects. More »
Butterflies and moths, South America,landscape, birds, Falklands, Sylt, videography. More »
Most animals can detect UV. UV photography makes the invisible visible. More »
Water colours of birds and butterflies with a focus on the essentials. More »
Invasive species such as Bunias orientalis threaten biological diversity. What can be done. More »
Biologist at Phyletisches Museum, Jena, Germany. Expert for Geometridae (Looper moths) und Arctiinae (Tiger moths) of South America.
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