Cluster of Butterflies at Iguazu FallsTaken by Martin Gandar for the Wildlife gallery

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Cluster of Butterflies at Iguazu Falls
by Martin Gandar

For a few fleeting seconds they formed a fragile cluster, drinking from a muddy stream close to where hundreds of tourists walked towards the Devil's Throat, before a crowd of children ran at them and dispersed them. It was a magical moment.

Taken on 28 Oct 2011 in Argentina

PENTAX Corporation PENTAX K20D
ISO200, 210mm, 1/1500sec, f4.5