200+ mostly juvenile Robins flying southward in small groups of 5-10 from 7-8 p.m tonight. Robins overwinter in southern Wisconsin to some extent, but the vast majority head further south. But this seems pretty darn early for true Fall migration.
200+ mostly juvenile Robins flying southward in small groups of 5-10 from 7-8 p.m tonight. Robins overwinter in southern Wisconsin to some extent, but the vast majority head further south. But this seems pretty darn early for true Fall migration.