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Rhesus social behaviour has been described as despotic, in that high-ranking individuals often show little tolerance, and frequently become aggressive towards non-kin. [49] Top-ranking female rhesus monkeys are known to sexually coerce unreceptive males and also physically injure them, biting off digits and damaging their genitals. [50]
Alpha Genesis is a company in Yemassee, South Carolina that breeds cynomolgous, rhesus and capuchin monkeys and sells the animals for use in research. Led by CEO Greg Westergaard, [1] the company is one of the largest of its kind in the world. [2]
However, a rhesus monkey was cloned in 1999 using what researchers consider a simpler cloning method. In that case, scientists split the embryos, much like what happens naturally when identical ...
A Rhesus monkey at a research facility in Bastrop, Texas in 2011. (Houston Chronicle via Getty Images file) A police search is underway after 43 monkeys escaped from a research facility in South ...
The center maintains a colony of 4,200 non-human primates (consisting of rhesus monkeys, Japanese macaques, vervets, baboons and cynomolgus macaques), [6] cared for by 12 veterinarians and 100 full-time technicians. [7] Living conditions at the facility are inspected bi-annually by the USDA in unannounced visits. Animal rights activists have ...
The rhesus macaques are Asian, Old World monkeys that are primarily found in Afghanistan, Pakistan, India, Southeast Asia and China. Rhesus Macaque monkeys living at the Shrine of Hazrat Chasni Pir.
The pit of despair was a name used by American comparative psychologist Harry Harlow for a device he designed, technically called a vertical chamber apparatus, that he used in experiments on rhesus macaque monkeys at the University of Wisconsin–Madison in the 1970s. [2]
In March 2019, Chinese scientists reported inserting the human brain-related MCPH1 gene into laboratory rhesus monkeys, resulting in the transgenic monkeys performing better and answering faster on "short-term memory tests involving matching colors and shapes", compared to control non-transgenic monkeys, according to the researchers. [40] [41]