Public domain photos

The image shows a close up of a piece of bone with a small hole in it, which is a photo of a sporozoan. The background is white and there is some text at the bottom left side of the image.

The image shows a close up of a piece of bone with a small hole in it, which is a photo of a sporozoan. The background is white and there is some text at the bottom left side of the image.Open in library