Flocks of common redpolls are among the lists of irruptive migrants being reported throughout Maine this season. Redpolls are finches that breed and winter in portions of the Canadian Arctic and Alaska. When the trees that they depend on -such as spruce and birch –… Read More
Comments for: Common redpoll color’s sharper than hoary cousin Northern bird’s fluffier plumage means better insulation
Common redpoll color’s sharper than hoary cousin Northern bird’s fluffier plumage means better insulation
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Common redpoll color’s sharper than hoary cousin Northern bird’s fluffier plumage means better insulation