Unzipping the Secrets of Bird Feather Maintenance
I photographed a bird preening and explain how feather maintenance works, including how birds keep feathers aligned and waterproof.
insulation
Female Northern Cardinal Standing On A Frosty Post
I photographed a female Northern Cardinal standing on a frosty post and discussing techniques for minimizing busy backgrounds.
Great Blue Heron Winter Adaptations
The physical and behavioral adaptations that allow Great Blue Herons to withstand freezing temperatures and still thrive.