Photo: Black and cobalt blue butterfly with open wings

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periander metalmark (Rhetus periander)

credit: Andreas Kay

314 of 1055

This butterfly is called the periander metalmark (Rhetus periander). The other side of this species’ wings are black and white with small red markings. Andreas Kay photographed this one at the Jardin Botanico Las Orquideas in Puyo, Ecuador.

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