Add Yahoo as a preferred source to see more of our stories on Google. Two chicken feet, one with feathers and one with scales. By tweaking a specific gene, scientists have discovered a way to ...

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Scientists have successfully genetically modified chickens to make their feathers resemble those of dinosaurs. This study is part of a broader effort to understand how and why feathers evolved.

Alteration of the expression of the co-called 'Sonic Hedgehog' gene can transform feet scale and wing feathers. While a transient over-expression of the gene can permanently turn feet scales into ...

"Like birds, it's clear today that many dinosaurs were partially covered with feathers as well as scales," said Michel Milinkovitch, a professor in the Department of Genetics and Evolution at the ...