Stentors are one of the largest single-celled organisms, larger than some multi-cellular organisms. This makes them a great subject for low magnification study.
They belong a group of organisms called ciliates due to their cilia (or hairs) which they vibrate to swim and filter food.
Stentor coeruleus
Stentor coeruleus
Stentor coeruleus
Stentor coeruleus
Stentor coeruleus