Doris Mackinnon Protozoa image for Minerva Scientifica_opt

A photograph of a microscopic organism under a microscope. It consists mainly of a round irregular oval-shaped thing with abstract dots and blobs inside and little hairs on the end, and there is an L shaped line coming off of it.

Ciliated Protozoa : Vorticella by bccoer
(Image in public domain CC0 1.0)