Overview
The high brown fritillary needs bracken and a certain violet to thrive - but everything in moderation.
Source
Originally published at www.bbc.co.uk.
Sport
How cows are helping one of Britain's rarest butterflies
Key Takeaway
The high brown fritillary needs bracken and a certain violet to thrive - but everything in moderation.
Frequently Asked Questions
What is "How cows are helping one of Britain's rarest butterflies" about?+
The high brown fritillary needs bracken and a certain violet to thrive - but everything in moderation.
Who reported this story?+
This story was reported by BBC News.