birch bark

Curl

Bark curls from a cracked birch trunk.

Nikon D600, Nikon 24-120mm lens @ 66mm, ISO 800, f/8, 1/60″ exposure

Morning sunlight illuminates a curl of birch bark.

Nikon D600, Nikon 50mm lens, ISO 160, f/1.8, 1/2500″ exposure