Lake District hikers called to join hunt for England's only mountain butterfly as scientists fear climate change may squeeze it from its habitat

Mountain ringlet butterfly.

Hikers enjoying the peaks in England's largest national park are being asked to keep their eyes on something other than the spectacular views this summer.

Wildlife experts at charity Butterfly Conservation are asking trekkers in the Lake District to keep a look out for England's only butterfly that lives in the mountains, the mountain ringlet.