Criorhina ranunculi · žiedmusė
EN · Large Bear Hoverfly
DE · Große Pelzschwebfliege
DE · Große Pelzschwebfliege
https://en.wikipedia.org/wiki/Criorhina_ranunculi
The larvae develop in the damp rotting roots and low heart-rot of mature trees (perhaps especially oaks), and females can sometimes be seen investigating the bases of such trees to oviposit or resting on tree trunks.
det. Erikas Lutovinovas
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