Long-Term Field Studies Explain Why These American Woodpeckers Are Communists.
Acorn woodpeckers’ behaviors are so interesting that scientific field studies have been going strong for decades. For example, for more than 40 summers, ornithologist Walter Koenig, now a professor emeritus at Cornell University in New York, and his research team have travelled to Hastings Natural History Reservation in California, so they can continue their studies of these birds’ complex social structure.
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