Public domain photos

The image shows a red and white sea pen crawling on a rock in the water. Its body is segmented and its color is a mix of red, white, and black. It is surrounded by a few other rocks in the background.

The image shows a red and white sea pen crawling on a rock in the water. Its body is segmented and its color is a mix of red, white, and black. It is surrounded by a few other rocks in the background.Open in library