The California Department of Fish and Wildlife has issued a warning about an influx of large, semi-aquatic rodents that have been caught reproducing within the San Joaquin Valley. Cut to “The Princess Bride.”

Nutria (or Myocastor coypus) fall somewhere between a beaver and a groundhog and are much larger than a muskrat (up to five times larger, according tot CDFW). They can grow to more than 2 feet long, not counting the 12-inch tail, and weigh up to 20 pounds.

So, “rodents of unusual size,” then. This is a problem because the animal can cause major wildlife destruction – ruining 10 times the vegetation they consume, according to CDFW.

They also burrow in dikes, levees and road beds, according …