Robert Thompson / Niobe fritillary (Argynnis niobe) feeding on flower, Semogo village, Alps, Italy

Lorraine Bennery / Niobe fritillary (Argynnis niobe), Mercantour National Park, France, July.

Alex Hyde / Niobe fritillary (Argynnis niobe) drinking mineral-rich water from the edge of a puddle. Nordtirol, Austria. June.

Robert Thompson / Niobe fritillary (Argynnis niobe) Riou de Meaulx, Provence, southern France, May.

Robert Thompson / Niobe fritillary (Argynnis niobe) Riou de Meaulx, Provence, southern France, May.

Robert Thompson / Niobe fritillary (Argynnis niobe) Riou de Meaulx, Provence, southern France, May.

Jussi Murtosaari / Niobe fritillary butterfly (Argynnis niobe), female on flower, Uusimaa, Finland, July.

Jussi Murtosaari / Niobe fritillary butterfly (Argynnis niobe) with clover and vetch flowers, Uusimaa, Finland, July.

Paul Hobson / Niobe fritillary (Argynnis niobe) adult at rest on flower, Bulgaria.

Jussi Murtosaari / Niobe fritillary butterfly (Argynnis niobe) nectaring. Pargas, Finland. July.

Jussi Murtosaari / Niobe fritillary butterfly (Argynnis niobe) nectaring on Knapweed (Centaurea sp). Pargas, Finland. July.