SAM OGDEN / SCIENCE PHOTO LIBRARY SAM OGDEN / SCIENCE PHOTO LIBRARY
Primate research animal. Squirrel monkey (Saimiri sp.) chained on the end of a metal pole, being studied by a female researcher. This monkey may be used to study primate behaviour & biology, the development & transmission of human diseases, or to test novel drugs. Photographed at the New England Regional Primate Research Centre, Harvard Medical School, Massachusetts, USA.
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