Feeding The Birds Alters Evolution's Course

While feeding birds may seem like an ordinary and innocuous activity, scientists are reporting this week that it can have a profound effect on the evolutionary future of a certain species of bird, and those changes can be seen in the very near term.  A report published online in the December 3rd issue of Current Biology shows that what was once a single population of birds known as blackcaps has been split into two reproductively isolated groups in fewer than 30 generations, despite the fact that they continue to breed side by side in the very same forests. read more

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