Robert Thompson / Weaver's Fritillary Butterfly (Boloria dia) Mercantour National Park, Provence, France, July.
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Robert Thompson / Weaver's fritillary butterfly (Boloria dia) on flower, Mercantour National Park, Provence, France, July.
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Simon Colmer / Caterpillar larva of Small Pearl-bordered Fritillary butterfly (Clossiana / Boloria selene) on leaf of Common Dog-violet (Viola riviniana), UK, July
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Simon Colmer / Caterpillar larva of Small Pearl-bordered Fritillary butterfly (Clossiana / Boloria selene) on leaf of Common Dog-violet (Viola riviniana), UK, July
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Simon Colmer / Caterpillar larva of Small Pearl-bordered Fritillary butterfly (Clossiana / Boloria selene) on leaf of Common Dog-violet (Viola riviniana), UK, July
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Simon Colmer / Caterpillar larva of Small Pearl-bordered Fritillary butterfly (Clossiana / Boloria selene) on leaf of Common Dog-violet (Viola riviniana), UK, July
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Simon Colmer / Caterpillar larva of Pearl-bordered Fritillary butterfly (Boloria euphrosyne) feeding on leaf of Common Dog-violet (Viola riviniana) UK, July
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Simon Colmer / Caterpillar larva of Pearl-bordered Fritillary butterfly (Boloria euphrosyne) on Common Dog-violet (Viola riviniana) leaf, UK
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Simon Colmer / Caterpillar larva of Pearl-bordered Fritillary butterfly (Boloria euphrosyne) feeding on Common Dog-violet (Viola riviniana) leaf, UK
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Simon Colmer / Small Pearl-bordered Fritillary butterfly (Boloria / Boloria selene) caterpillar on foodplant, Common Dog-violet (Viola riviniana) Sussex, UK, July
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Simon Colmer / Pearl-bordered Fritillary butterfly (Boloria euphrosyne) caterpillar, on violet leaf, Sussex, UK, June
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Simon Colmer / Pearl-bordered Fritillary butterfly (Boloria euphrosyne) caterpillar, on violet leaf, Sussex, UK, June
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Robert Thompson / Violet / Weaver's fritillary butterfly (Boloria dia) on flower, Jura, France, June
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Rolf Nussbaumer / Violet Fritillary {Boloria dia} adult on Great Burnet (Sanguisorba officinalis) Switzerland, May
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Guy Edwardes / Weaver's fritillary butterfly (Boloria dia) resting on flowerhead early in the morning, Alpes-de-haute-Provence, France. July.
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Pascal Pittorino / Weaver's fritillary butterfly ( Boloria dia) on a dried flower, Grands Causses Regional Natural Park, Lozere, France, May
