Woodpeckers wage war over prized breeding sites – Yahoo News Australia

Acorn woodpeckers wage battle royales that last days in order to win valuable territory vacated by deceased counterparts, according to a new study that used radio tags to track the warring birds.
Researchers also found that spectators flew in from miles (kilometers) around to watch the fights, collecting valuable social information from the power struggles.
The paper was published in the journal Current Biology on Monday and led by Sahas Barve, a postdoctoral fellow at the Smithsonian National…

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