Description: Composite image of ciliates, showing anteroposterior axes. Date: April 2007. Source: My modification of 610px-Paramecium.jpg from
user:Luis Fernandez Garcia, and Stentor_roeseli_composite_image.jpg from
user:Quadell. Author: Myself, as modification of above. Permission(
Reusing this file): Original Paramecium under GFDL, original Stentor under uncertain Public Domain. I release all rights to my modification. Other versions: Originals, as listed above.