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« The Buzz: Queens Pwn in Chess | Main | Bloggingheads: Babies, Numbers and Foreigners »

The Buzz: Avian Clues to Evolutionary Mysteries

Posted on: December 27, 2008 11:20 AM, by Arikia Millikan

Scientists have long been torn about the exact evolution of birds since fossil and molecular dating techniques have yielded different answers. But by studying the DNA of birds in the parrot and cockatoo families, which do not migrate like most other birds, researchers were able to discern the times of species divergence and concluded that "parrots are an ancient lineage without any close evolutionary relationships," according to ScienceBlogger Grrl Scientist.

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1

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Posted by: bramki obrotowe | December 29, 2008 4:35 AM

2

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Posted by: bramki obrotowe | December 29, 2008 4:40 AM

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