Blanca Heurtas, curator at the Natural History Museum explains why they are in decline
More than three quarters of British butterflies are in decline. Jane speaks to Blanca Heurtas, curator of a new exhibition called 'Amazing Butterflies' at the Natural History Museum, to find out why that's a problem and what we can do about it.
‘Amazing butterflies’ exhibition at the Natural History Museum, runs from 5th April - 17th August 2008.
