Helping one of Britain's rarest butterflies

To play this video you need to enable JavaScript in your browser.

This video can not be played

More on this story.

• SubsectionWales
• Published45 minutes ago

Related topics

• VolunteeringFollow Volunteering
  close panelYou are now following VolunteeringUpdates from your News topics will appear in My News and in a collection on the News homepage.
• ButterfliesFollow Butterflies
  close panelYou are now following ButterfliesUpdates from your News topics will appear in My News and in a collection on the News homepage.
• Wildlife conservationFollow Wildlife conservation
  close panelYou are now following Wildlife conservationUpdates from your News topics will appear in My News and in a collection on the News homepage.
• BridgendFollow Bridgend
  close panelYou are now following BridgendUpdates from your News topics will appear in My News and in a collection on the News homepage.