They're out to bait the Purple Emperor, one of Britain's most elusive butterflies, whose beauty disguises some filthy feeding habits. You never forget your first time, says butterfly enthusiast ...

Butterfly conservationist and Purple Emperor fan Neil Hulme explains the allure of the species.

A scheme to plant hundreds of goat willow trees was launched last year, in a bid to attract the insects to the county, after the "iconic" purple emperor butterfly was spotted moving north from its ...

Goat willow trees are being planted because the "iconic" purple emperor butterfly uses them as a habitat. The purple emperor is often found in southern England but conservationists hope it will ...