Young male blue tits are less successful in fathering offspring outside their breeding pair, not because of a lack of experience, but because they are outcompeted by older males, researchers report.
Spectators at the Nov. 22 El Gallo Show Worldwide in Cleveland, Texas, observe a rooster for sale. Tracey McManus / Staff It was late November, one week before the start of the illicit cockfighting ...
It was late November, one week before the start of the illicit cockfighting season, when thousands gathered inside the city of Cleveland’s expo arena for a game fowl festival. While cockfighting is ...
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