Winter’s Stoic Eagles

How do birds stay warm in winter?

They huddle. They puff their feathers, tucking head and feet into the fluff. And they shiver.

I was looking for keep-warm behavior as I watched some Bald Eagles during a recent howling snowstorm. An adult and a juvenile flew nearby.

Our lake, an impoundment formed by damming a river, rarely wears a full blanket of ice. When the region’s smaller lakes freeze, Lake Allegan still provides open-water fishing. So, while eagles are a common sight, I was surprised to see how these two behaved in the frigid, snowy wind.

Their heads and toes remained untucked, and while likely parent and child, they were not in a huddle.

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