Agouti refers to a number of species of New World rodents, as well as a number of genes affecting coat coloration in several different animal species. Agouti fur contains a pattern of pigmentation in which individual hairs have several bands of light and dark pigment with black tips.
When referring to a rodent, agouti can mean:
- The common agoutis (genus Dasyprocta), are those popularly called agoutis
- Acouchies (genus Myoprocta), commonly called tailed agoutis
- Pacas (genus Cuniculus, which was formerly called Agouti), contains the two species of pacas and is the only genus in the family Cuniculidae
- Agouti is also a guinea pig breed