They're a quintessential feature of any summer garden, field or woodland but butterflies are becoming an increasingly rare sight. Of the 59 species in the UK three quarters of them have seen a significant decline in the last 40 years.
See Kate Prout's report here
Climate change, the use of pesticides and the disappearance of wild flowers and hedgerows are all contributing to declining numbers. A mild winter and wet summer means many species are coming out of hibernation too early.
We can all do out bit to help by planting wild flowers in our gardens and taking part in the Big Butterfly Count. This will help scientists ascertain just how many remain and which species are most in danger. To take part or find out more click here