We all know about all the adaptations birds have to survive the frigid cold: circulatory adaptations for the feet, torpor, communal roosting, good old-fashioned shivering.
I ventured out on a day with the temperature lingering around -18°C (0°F) and snapped some photos of birds employing my favorite cold-weather strategy: layering and fluffing!
I present to you: The Fluffy Birds of the Polar Vortex!
|Dark-eyed Junco doing the spherical thing.|
|The rare neck-less Mourning Dove|
|Fluffy Mourning Doves are the best|
|Northern Cardinal displaying Mr. Olympia pecs|
|Blue Jay and Northern Cardinal chillin'...literally|