What comes out of your research depends in large part on what goes into your research models. Ensuring your study animals have the most appropriate diet is critical to maintaining consistent, reliable research data.
Coat: color combination varies; gray, brown, black
Litter average: 5.5
New World rodent: Sigmodon hispidus
Susceptible to a wide range of human infectious disease agents
Origin: Sigmondon hispidus (Cotton Rat) is a New World rodent that was developed by the National Institutes of Health, Bethesda, Maryland, and Virion Systems, Inc. In 1996, Harlan obtained a breeding nucleus from Virion Systems, Inc. Harlan became Envigo in 2015.