60.2 MB (60.0 MB compressed)
5616 x 3744 pixels
47.5 x 31.8 cm ⏐ 18.7 x 12.5 in (300dpi)
GERD GUENTHER / SCIENCE PHOTO LIBRARY GERD GUENTHER / SCIENCE PHOTO LIBRARY
Epistylis sp. ciliates feeding. Crop of three individuals of a colony. Epistylis is a genus of sessile (sedentary) single-cell protozoans, with a long stalk and a flattened head. At the top of the head is the mouth, surrounded by many fine cilia hairs. These create a vortex in the surrounding water, washing food particles into the mouth. Microscopic contrast technique : Differential interference contrast. Magnification 370x when printed 10 centimetres wide.
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