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Q&A What is the meaning and proper usage of the term "irruption" in bird behavior?

I am not sure where you live, Sue. But, as a birder in NE Ohio, I watch this website in the fall as do a lot of other birders: http://www.jeaniron.ca/2017/wff17.htm This predicts the amount of fo...

posted 7y ago by System‭  ·  last activity 7y ago by System‭

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