Teenage years for chickens, when chicks develop into cockerels and pullets, can be trying for keeper and flock. Here are some tips for getting through.
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Fertilized chicken eggs can be sexed by "sniffing" volatile chemicals emitted through the shell, according to new work by researchers at the University of California, Davis, and Sensit Ventures Inc., a startup company in Davis. The work is published May 22 in PLOS ONE.