Eight star species, each of which has evolved structural colour/structural coloration to suit its own biological purposes: the brilliant, iridescent Morpho and Heliconius butterflies, the whiter-than white Cyphocilus beetle, the Green Tree Frog, the European Jay, the Peacock, the Budgerigar and the Peacock Begonia – a star species from the kingdom of plants.
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Unweaving The Rainbow 