All of a flutter: how butterflies avoid being a predator’s lunch

Their whirring wings and bright patterns help keep them safe from birds, British study finds

Naturalists have long wondered how brightly coloured butterflies manage to evade the attention of birds that make a meal of other insects.

New research from British ecologists suggests it is not simply a matter of good luck but instead a visual illusion created by their fluttering wings.

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Source: Guardian Science