Evolution of birds traced and new comprehensive bird family tree revealed

December 12, 2014 8:00 AM

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Evolution of birds traced and new comprehensive bird family tree revealed

An extensive genetic study about bird evolution, by more than 200 scientists from 20 countries worldwide, has led to a new bird family tree that explains about the evolution of birds. It points out that almost all the birds of present times evolved and diversified only after dinosaurs became extinct, which was about 66 million years ago.

The study also explains how birds developed feathers and began to fly and sing. The international collaboration of scientists worked for four years and assembled, sequenced and compared complete genomes of 48 bird species that represent all major branches of birds.

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