Hans Christoph Kappel / Lesser Purple Emperor butterfly caterpillar

Hans Christoph Kappel / Lesser Purple Emperor butterfly.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), sitting on a leaf, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), male, Finland, August.

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Mannheim, Germany. Meetyourneighbours.net project.

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Mannheim, Germany. Meetyourneighbours.net project.

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Mannheim, Germany. Meetyourneighbours.net project.

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Lorsch, Hessen, Germany. May. Meetyourneighbours.net project

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia) caterpillar, Lorsch, Hessen, Germany. May. Meetyourneighbours.net project

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Lorsch, Hessen, Germany. July. Meetyourneighbours.net project

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia) pupa on leaf, Lorsch, Hessen, Germany. Meetyourneighbours.net project

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia) pupa, Lorsch, Hessen, Germany. Meetyourneighbours.net project

MYN / Dirk Funhoff / Lesser purple emperor butterfly (Apatura ilia), Lorsch, Hessen, Germany. June. Meetyourneighbours.net project

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), female, South Karelia, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia) male on the ground, South Karelia, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), male sitting on a stone with a fly, South Karelia, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), male sitting on a leaf, South Karelia, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia), male sitting on a leaf, South Karelia, Finland, August.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia) female on a leaf of aspen, Finland. July

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia) butterfly, Finland. July

Jussi Murtosaari / Lesser Purple Emperor butterfly (Apatura ilia) male in oak tree, Finland, July.

Jussi Murtosaari / Lesser Purple Emperor butterfly (Apatura ilia) female on grass flowers, southern Finland, August.

Jussi Murtosaari / Lesser Purple Emperor butterfly (Apatura ilia) male in oak tree, Finland, July.

Jussi Murtosaari / Lesser Purple Emperor (Apatura ilia) male drinking moisture from lichen covered branch, Finland, July

Stephen Dalton / Caterpillar larva of Lesser purple emperor (Apatura ilia) camouflaged on green leaf, Europe

Thomas Marent / Lesser Purple Emperor (Apatura ilia) butterfly, Switzerland

Hans Christoph Kappel / Lesser purple emperor butterfly {Apatura ilia clytie} wings open, Germany

Hans Christoph Kappel / Lesser purple emperor butterfly {Apatura ilia clytie} wings closed, Germany

Hans Christoph Kappel / Lesser Purple Emperor caterpillar about to pupate

Robert Thompson / Lesser purple emperor butterfly (Apatura ilia) camouflaged on ground with wings closed, near Couiza, France, July

Robert Thompson / Lesser purple emperor butterfly (Apatura ilia) wings open, near Couiza, France, July

Robin Chittenden / Male Lesser purple emperor butterfly (Apatura iris) on twig, Zemplen Hills, Hungary, July

Robin Chittenden / Lesser purple emperor butterfly (Apatura ilia) n ground, Austria, September

Jussi Murtosaari / Lesser purple emperor (Apatura ilia) male, resting on a rock, Finland. July.

Jussi Murtosaari / Lesser purple emperor (Apatura ilia) female, resting on a rock, Finland. July.

Jussi Murtosaari / Lesser purple emperor (Apatura ilia) female, resting on a rock, Finland. July.

Jussi Murtosaari / Lesser purple emperor butterfly (Apatura ilia) male, in flight, Finland. July.