Study shows butterfly wings contain same toxin as sea snail

(Phys.org)—A team of Austrian researchers has found that Hebomoia glaucippe, known as the great orange tip butterfly, has a toxin in its wing tips that is identical to a toxin used by a predatory sea snail to kill prey. They write in their paper describing their finding, published in the Proceedings of the National Academy of Sciences, that it appears the toxin in butterfly wings is used as a means of defense rather than as a weapon.

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