Unusual Bird: House Finch plumage variation
Categories: Other
It’s time to renew for the 2026–27 FeederWatch season. Renew today! If you have already renewed, thank you!
Categories: Other
Comments
One comment on “Unusual Bird: House Finch plumage variation”
Males eating more carotenoid-rich foods (berries, fruits) show brighter red plumage.