Conservationists urge public to count butterflies
Butterflies are seen as a key indicator of the health of the countryside and researchers want to find out how this year's hot, dry spring has affected their population.
Richard Westcott went to meet Butterfly Conservation's Richard Fox, who explained exactly how people can help them keep track of Britain's butterflies.
Get involved in the butterfly count.
13 Jul 2011
- From the section Science & Environment