The Delaware Wave

Officials are trying to prevent an orange-toothed invader from laying waste to Delaware's wetlands.

Though only a few nutria have been sighted in Delaware, the rapidly reproducing rodents have the potential to explode in population -- as they did decades ago in Maryland to devastating effect. A non-native species imported to the U.S. as a potential fur source, nutria compete with muskrat for food and destroy vast swaths of marshy land when they feed in numbers. To read more, click here.