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Nutria
Nutria
Montana ANS Priority Class 1
Description
Nutria Distribution Map (USGS)
Nutria
Myocastor coypus
A large rodent from South America; grows to 15-20 lbs, 25 inches in length
Originally introduced for fur farms
Degradation of habitat, destruction to agricultural crops and damage to infrastructure is well documented in areas where nutria have become established
Feeding habits make them extremely destructive to marsh vegetation
Eat up to 25% of their body weight per day
Populations grow rapidly, reproduce frequently (2-3 times annually) and mature early (4 to 6 months old)
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