Until a few years ago, the butterfly known as the southern small white could barely be found north of the Alps. That was before a Europe-wide invasion that brought a huge increase in the insect's ...
2 chapters at end of volume in English. https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!211683~!0#focus ...
In the European Nature Restoration Act, the Grassland Butterfly Index (GBI) is one of three indicators that member states can ...
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