In a study of the migratory European bird species blackcap (Sylvia atricapilla), researchers have discovered that the human act of feeding birds during the winter has changed the blackcap species into two reproductively isolated groups on their way to a separation of species in as little as 30 generations.
Friday, December 4, 2009
Feeding Birds During Winter
In a study of the migratory European bird species blackcap (Sylvia atricapilla), researchers have discovered that the human act of feeding birds during the winter has changed the blackcap species into two reproductively isolated groups on their way to a separation of species in as little as 30 generations.
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