Jussi Murtosaari / Peacock butterfly (Inachis io) newly emerged on asters, Jyvaskyla, Finland, August.

Alex Hyde / Peacock butterfly (Inachis io) feeding on Goat Willow catkins (Salix caprea), an important food source for pollinators in early spring. Peak District National Park, UK. April.

Alex Hyde / Peacock butterfly (Inachis io) basking with open wings on a white background in mobile field studio. Peak District National Park, Derbyshire, UK. August

Jussi Murtosaari / Peacock Butterfly (Inachis io) closeup of wings, South Karelia, southern Finland, September.

Paul Harcourt Davies,Paul Harcourt Davies / Peacock butterfly (Inachis io) resting against a wood shed window, Orvieto, Italy, June

Alex Hyde / Peacock butterfly (Inachis io) and Small tortoiseshell butterflies (Aglais urticae) feeding on Buddleia flowers (Buddleia davidii), Derbyshire, UK, September.

Nigel Cattlin / Peacock butterfly (Inachis io) last instar caterpillar feeding on Stinging nettle (Urtica dioica) food plant.

Robert Thompson / Peacock (Aglais io) Brackagh Moss NNR, Portadown, Co. Armagh, Northern Ireland. July

Laurie Campbell / Peacock butterfly (Inachis io) larva feeding on stinging nettle, Berwickshire, Scotland, July 2008

Laurie Campbell / Peacock butterfly (Inachis io) larva feeding on stinging nettle, Berwickshire, Scotland, July 2008

Ernie Janes / Peacock butterflies (Inachis io) resting on Ice plant (Sedum spectabile) England, UK.

Ernie Janes / Peacock butterflies (Inachis io) feeding on corn marigolds (Glebionis segetum) on agricultural headland. England, UK.