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In a message dated 4/12/2005 9:19:46 P.M. Pacific Standard Time, jpenkethman@ispwest.com writes: >>If anyone has time for this: How can you tell whether it was the ancestor of the flightless bird that could fly, or it will be the descendants that would become capable of flight. In other words, how can you tell the direction of evolution from a fossil?<< You can't. You can't even tell from a cladogram. You have to reason from physical principles, and from known evolutionary trends in modern organisms.
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