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Latest Chris Jiggins Stories

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2010-02-07 11:10:00

How two butterfly species have evolved exactly the same striking wing color and pattern has intrigued biologists since Darwin's day. Now, scientists at Cambridge have found "hotspots" in the butterflies' genes that they believe will explain one of the most extraordinary examples of mimicry in the natural world. Heliconius, or passion-vine butterflies, live in the Americas "“ from the southern United States to southern South America. Although they cannot interbreed, H. melpomene and H....


Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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