Stentor coeruleus on Oedogonium.
Sample from an aquarium. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss STEMI SV6 with Canon EOD 600D.
For permission to use of (high-resolution) images please contact postmaster@protisten.de.
Wolfgang Bettighofer, www.protisten.de.