DULUTH, Minn. (Northern News Now) - People aren’t the only ones feeling the cooler shift in weather; birds have also started making the move south, as bigger migration patterns start.

Bird migration happens two times a year in Minnesota, and the process is often driven by food availability.

Clinton Dexter-Nienhaus with the MN Bird Alliance says migration is a much longer process than people typically think it is.

“We might have some migration starting in the middle-to-end of July, and that migration might run all the way up until Christmas some years, it just depends on where birds are going,” says Dexter-Nienhaus.

Minnesota birds are usually only local for a few months; many move on to the warmth farther south, and others will spend nearly eight months migrating.

Jamie Tigges, who wo

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