The forms of protists are as varied as they are ethereal, and all are invisible to the naked eye. For the past seven years, Kevin J. Carpenter has been researching and photographing some of these ...
The mixotrophic protist Paramecium bursaria can eat bacteria or use photosynthesis to get energy and carbon. Photosynthesis occurs inside the endosymbiotic Chlorella algae (green spheres) that live ...
Many protists harbor symbiotic microorganisms within their cytoplasm and occasionally within their nucleoplasm. Microorganisms living within the nuclei of protists were discovered in 1856 (Müller, ...