Blue in Nature
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Lactarius indigo, or the blue milk mushroom
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Cornflower
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Myosotis, or Forget-me-not
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Blue seeds of the Ravenala tree from Madagascar
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The Morpho peleides butterfly. The blue is caused by iridescence, the diffraction of light from millions of tiny scales on the wings. The colour is intended to frighten predators.
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River kingfisher
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Linckia Blue starfish
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Blue sapphire, a gemstone of the mineral corundum. Trace amounts of iron colour it blue; if there are traces of chromium instead, it has a red tint and is called a ruby.
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Dried crystals of copper sulphate
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Blueberries
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Dendrobates azureus, the poison dart frog from Brazil. Its skin contains alkaloids which can paralyze or kill predators.
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Blue Jay
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A blue whale, the largest known animal to have ever existed, seen from above. The back is a pale blue grey.
Read more about this topic: Caspian Blue
Famous quotes containing the words blue and/or nature:
“The Reverend Samuel Peters ... exaggerated the Blue Laws, but they did include “Capital Lawes” providing a death penalty for any child over sixteen who was found guilty of cursing or striking his natural parents; a death penalty for an incorrigible son; a law forbidding smoking except in a room in a private house; another law declaring smoking illegal except on a journey five miles away from home,...”
—Administration for the State of Con, U.S. public relief program (1935-1943)
“No man has received from nature the right to give orders to others. Freedom is a gift from heaven, and every individual of the same species has the right to enjoy it as soon as he is in enjoyment of his reason.”
—Denis Diderot (1713–1784)