The trace that the bird tried to jump into was clear to the car

Looking at the window on the side of the front passenger seat of the car parked on the roadside, it seems that the traces that the bird tried to jump into the car clearly remained in the picture. It is hard to imagine that such a trace will naturally remain, but was it a bird that was considerably dirty?

Details are as below.COAST TO COAST AM WITH GEORGE NOORY - Bird Imprint

There are also some traces on the frame

Up of wing parts

The appearance of birds spreading their wings is clearly visible