jonjacobik wrote:
Chickadees are fast, but something happened in this photo I can't explain, can you?
Sony 7AR4, Sonly 200-600 @600mm F5.6 1/2000 ISO 1000
Most still cameras record line by line, called a rolling shutter.
That happens when the object being recorded is faster than the write speed.
you can simulate the effect with a scanner.