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Thursday, August 8, 2019

Pine Siskin

Pine Siskins visited our feeders all spring and summer. This photo is of a young bird in Olympia on 28 June 2019. The species breeds across the northern United States and southern Canada, and south through the Rocky Mountains into southern Mexico. But it is an unpredictable bird—it can be abundant one year and absent the next. Population size probably is defendant on the fluctuating abundance of the seeds the birds eat.

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