A cold Reed bunting (Emberiza schoeniclus) in the breezy morning sunshine. In general, birds will 'puff-up' their feathers when cold, therefore trapping more air to isolate them from low temperatures.

A cold Reed bunting (Emberiza schoeniclus) in the breezy morning sunshine. In general, birds will 'puff-up' their feathers when cold, therefore trapping more air to isolate them from low temperatures.
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