Alex Hyde / Blue Doctor butterfly (Rhetus periander) drinking salts from mineral-rich river clay, a behaviour know as 'puddling'. On the banks of the Manu River, Manu Biosphere Reserve, Amazonia, Peru. No...
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Alex Hyde / Blue Doctor butterfly (Rhetus periander) drinking salts from mineral-rich river clay, a behaviour know as 'puddling'. On the banks of the Manu River, Manu Biosphere Reserve, Amazonia, Peru. No...