An international team of scientists working with Heliconius butterflies in Panama was faced with a mystery: how do pairs of unrelated butterflies from Peru to Costa Rica evolve nearly the same ...

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The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages Six species of swallowtail butterflies occur locally ...

Many ladybirds have attractive color patterns consisting of black and red. A research team focused on the multicolored Asian ladybird beetle Harmonia axyridis (also known as the harlequin ladybird), ...