Right image: The longhorn beetle Rosalia alpina in a disturbance area in the Alps. Photo by Ralph Martin.

Top left image: The checkered beetle Clerus mutilarius on oak wood. Photo by Ralph Martin.

Bottom left image: The longhorn beetle Leiopus nebulosus. Photo by Ralph Martin.

The checkered beetle has recolonized southern Germany promoted probably by global warming. The longhorn beetle Rosalia alpina favors south slopes with warmer climates. The longhorn beetle Leiopus nebulosus emerged in larger numbers from beech branches exposed in warm beech forests than from those exposed in cold beech forests.

 

Full paper here

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