Birds may inherit their taste for the town

By Susan Milius, 15:47 PM April 15, 2008

A preference for big-city living or small-town life may depend in part on inheritance, at least for cliff swallows.

Five-day-old nestlings that researchers switched to a colony of a different size from their original home grew up to nest in colonies like those of their birth parents, not their foster parents, report Charles R. Brown and Mary Bomberger Brown of the University of Tulsa in Oklahoma. They don't rule out effects of very early development but suggest inheritance as a strong possibl...

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