Butterflies have declined by at least 84% in the Netherlands over the last 130 years, according to a study, confirming the crisis affecting insect populations in western Europe. Researchers analysed 120,000 butterflies caught by collectors between 1890 and 1980 as well as more recent scientific data from more than 2 million sightings to identify dramatic […]
Tag: silver-washed fritillary
Pest caterpillars face helicopter blitz with insecticide
The Forestry Commission is so concerned about the spread of caterpillars that can strip oak trees bare and cause serious health problems among people that it is to use a helicopter to blanket-spray woodland with insecticide within days. The oak processionary moth, a native of southern and central Europe, has become established in south-west London […]