The viceroy (Limenitis archippus) is an unpalatable North American butterfly that has colouration similar to that of another species of unpalatable butterfly, the monarch (Danaus plexippus). This is an example of

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This is an example of Müllerian mimicry, where two or more unpalatable species share a similar warning coloration. This benefits both species as predators learn to avoid them based on their shared coloration, thus reducing the chance of predation for both species.

The Viceroy (Limenitis Archippus) Is an Unpalatable North American Butterfly